Open Source Hardware

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Embark on an enriching bike tour through the dynamic city of Shanghai, blending adventure, culture, and relaxation. This tour offers an immersive experience, showcasing the city's vibrant neighborhoods, historical sites, and hidden gems. Tour Highlights: Exclusive small tour group with up to 6 person Historical Landmarks and Modern Marvels: Begin in central Shanghai, cycling through a mix of colonial-era buildings and modern skyscrapers. Visit the Bund and admire the contrasting architectural styles. Bustling Markets and Serene Parks: Navigate lively markets and tranquil parks, experiencing both the city's vibrant street life and peaceful green spaces. Cultural Insights and Local Flavors: Explore the Former French Concession, with its tree-lined avenues and historic mansions. Learn about local customs and Shanghai’s art scene. Charming Coffee Break: Take a break at a quaint local café, savoring freshly brewed coffee and pastries. Enjoy a moment of relaxation and engage with fellow travelers. Hidden Gems and Scenic Routes: Discover lesser-known neighborhoods and scenic routes, including hidden temples and vibrant street art, revealing Shanghai’s authentic spirit. Tour Details: Price: 300RMB/Person Duration: Approximately 3 hours Difficulty Level: Easy (suitable for everybody) Inclusions: Professional guide, bike rental Flexibility: You can either choose to end the tour at the bund or back to meeting point What to Bring: Comfortable clothing, sunscreen, water bottle, camera Meeting Point: Central location in Shanghai (details provided upon booking) Contact: You can add me on wechat 13052007784 or call me directly with the same number to book your tour. Why Choose This Tour: Ideal for travelers seeking a unique, active way to explore Shanghai, this tour balances sightseeing, cultural immersion, and relaxation. Suitable for solo travelers, couples, and groups, it promises unforgettable memories and a deeper appreciation of Shanghai’s heritage and contemporary charm. Experience the magic of Shanghai on this captivating bike tour with a coffee break, discovering the city one pedal at a time.

dear all, We will move to Bailian Zhongshan BEFORE jing’an opens. Welcome to join us Please confirm with me first before you signed up My WeChat is ellenliu12345 60rmb for 2 hours , 6 people share a court 小伙伴们， 所以我们在静安开放之前将会在百联中环打，欢迎加入我们

Experience the pinnacle of Cambodian enchantment on a tour that unveils the **country's most captivating treasures.**Begin your journey in Siem Reap, immersing yourself in the vibrant atmosphere of the city and **indulging in the culinary delights of Khmer cuisine.** Venture into the ancient Angkor Wat, where time stands still amidst **intricate carvings** and **towering spires.**Continue to the floating village of Tonle Sap Lake, where you'll **witness a fascinating way of life** as you glide through the tranquil waters. Find serenity in the **Kulen Elephant Forest,** walking alongside **majestic creatures** and contributing to their conservation. Conclude your adventure by exploring the **rich history** and lively **culture of Siem Reap**, where **bustling markets** and **breathtaking temples** beckon at every turn. This tour guarantees **an unforgettable experience,** where Cambodia's **wonders and warm hospitality l**eave an indelible mark on your heart and soul. **✨ Highlights** **🛕 Angkor Wat** Majestic and mysterious, it stands as a testament to the **ingenuity and devotion of the Khmer civilization,** a celestial marvel that transcends mere mortal creations. **🌊 Floating Village** Embark on a journey **through the water**, preparing to be captivated by a tapestry of stilted houses, bobbing boats, and vibrant cultures. **The tranquil rhythm of daily life** unfolds before your eyes, as **fishermen skillfully cast their nets** and **children laugh** and play amidst this watery expanse. **🐘 Elephant Forest** Witness the profound bond between **humans** and these magnificent **creatures** in Cambodia's **lush landscape.**Stroll through the verdant forest, where the symphony of **rustling leaves** and **distant bird songs** accompanies your every step. **🌟 Siem Reap City** Boutique shops, stylish cafes, and buzzing nightlife venues coexist harmoniously with **ancient landmarks**, creating a **dynamic atmosphere** that caters to every traveler's desires. **Trip Inquiry:** Telephone/WhatsAPP:0086 15001791355 Wechat: OKDealTravel Email: [([mailto:contact@okdealtravelchina.com](http://mailto:contact@okdealtravelchina.com/))] **🗺️ Itinerary** **Day 1 · Arriving at Siem Reap** 🏨 4-5 star hotel in Siem Reap **Day 2 ·Siem Reap \*🚗30 min Angkor Wat** 🏨 4-5 star hotel in Siem Reap **Day 3 · Siem Reap \*🚗1h - Green Gardens Park - 🚗1h - floating water village** 🏨4-5 star hotel in Siem Reap **Day 4 · Siem Reap \* 🚗1 hour - Kulen Elephant Forest** 🏨 4-5 star hotel in Siem Reap **Day 5 · Fly back home** **Destination** : Siem Reap, Cambodia **📅 Trip Dates & Pricing** **Oct. Holiday** Oct. 1-8th, 2025 **Early Bird Price : RMB 3990** **Full Price : RMB 4290** **Single Supplement : RMB 1100** **Xmas& New Year** Dec. 21 - 25th, 2025 Dec 30 - Jan 3, 2026 **Early Bird Price : RMB 3990** **Full Price : RMB 4290** **Single Supplement : RMB 1100** **CNY** Feb. 16 - 20th, 2026 **Early Bird Price : RMB 4190** **Full Price : RMB 4490** **Single Supplement : RMB 1200** **Only 4 early bird spots each group! Grab it now!** **What's included:** ✅ 5-days' local transport with experienced local driver including tips, one-time airport picking-up and dropping-off service ✅ 4-nights' accommodation at Trip.com 5 star resort/hotel in Siem Reap City (\*double occupancy) ✅ 5-days' service of experienced english speaking local guide ✅ all entrance fee and activities listed in the itinerary ✅ all breakfast ✅ travel insurance **What's not included:** ❌ Flights to and from Siem Reap ❌ Visa fee ❌ Single room occupancy : 1200 rmb ❌ Main meals during the trip ❌ Tips to tour guide and your personal expense

Add wechat ellenliu12345 if you want to join the event! sign up in advance is necessary.Welcome join us 50rmb for 2 hours , prepare racket by yourself

This is a group for anyone interested in learning Chinese, including oral Chinese ,business Chinese ,HSK. And on every Friday night we do Chinese Corner,greetings,learning part, language exchange, free talk,games etc. Btw, coffee,drinks are on the side. all skill levels are Welcome!! It’s a great chance to make international friends ,and learn about other cultures . Looking forward to seeing you:-) WeChat : ZoeMandarinClass 喜欢外语的朋友欢迎加入我们！既能练习第二语言，又能结交一些新朋友，感受不同国家的文化和习惯！欢迎大家!

Hi there, Welcome to join our group to practice the new language with new friends. WeChat: ZoeMandarinClass

### **Please contact me using WhatsApp only** ***My WhatsApp is +86 13917794769*** Hi everyone! I’m Karen, and I run a small 3D printing studio right in the heart of People’s Square, Shanghai. Whether you're an entrepreneur, designer, engineer, hobbyist, or someone with a cool idea you’ve always wanted to turn into reality — let’s connect! I’m exploring **overseas collaboration opportunities**, especially with: * 🌐 **Foreigners living in Shanghai** * ✈️ **Foreigners abroad who want to test or produce small-batch items in China** ### **What we can discuss** • Feasibility of 3D-printing **industrial components**, prototypes, or personal-use products • Choosing suitable materials for strength, flexibility, or precision • Small-batch production for startups • How to **3D print in Shanghai and ship overseas**, or • Have your printed items carried back home by community members traveling abroad ### **Why join?** Shanghai is a global manufacturing hub — and 3D printing makes prototyping fast, flexible, and cost-effective. This meetup is a chance to share your ideas, ask questions, and see what's possible. No prior experience required — just curiosity! 📍 **Location:** People’s Square, Shanghai ⏰ **Time:** Flexible 💬 **Join us and chat about bringing your product ideas to life!**

**Please add my WeChat** **GD-Karen. All final arrangements and event details are shared on WeChat. I will add you to a WeChat group. Remember to mention 3D Printing when you add me as I have a few WeChat groups.** Hello everyone, my name is Karen. I’ve launched a 3D-printing startup near People’s Square, and I’d like to connect with others who are interested in 3D printing—whether for technical discussions, resource sharing, or project collaboration. From time to time, I may have larger projects where partnership could benefit everyone involved. If so, I’d be glad to share both the work and the revenue. Hope to meet fellow enthusiasts soon.

Please add my WeChat **GD-Karen. All final arrangements and event details are shared on WeChat. I will add you to a WeChat group. You can also scan the QR code above.** This is both a social and business networking opportunity. **Karen’s Saturday Social & Business Networking Meetup** 📍 **Location:** People’s Square, Shanghai 🗓️ **Time:** Saturday afternoon 💴 **Fee:** 50 RMB (includes unlimited beer & soft drinks) What to Expect: * Exchange ideas and pitch your projects or products * Build both professional and social connections * Grow your network in a relaxed, open setting Come for the opportunity. Stay for the conversations. Leave with new connections that spark future possibilities. 👉 **To join:** Please add Karen on WeChat at **GD-Karen** **All final arrangements and event details are shared on WeChat.**

This is a self-paced online web course. Participation is 100% online. This course is organized and produced by Blockchain Educators. Our meetup group is collaborating by promoting this online course. Course Preview Video: https://bit.ly/38py6FX (Youtube) (Original Price: $299) Discounted Course Price: $97 Register Here: https://blockchaineducators.thinkific.com/courses/blockchain-user-certification?ref=7ca562 Blockchain Educators is providing their online Blockchain User Certification course (originally priced at $299) now for only $97! This course is perfect for anyone who wants to learn blockchain and to certify their knowledge of Blockchain. No technical experience is necessary to take this course! This course covers blockchain from A to Z and instruction is all done via a self-paced online platform. The course never expires. You can pause, rewind and fast forward. At the completion of the course you will take an exam online. When you pass the exam you will be awarded a certificate and badge that can be shared on your LinkedIn profile or on your resume/ CV. This credential will document and verify your expertise in blockchain and will help you find employment in the growing blockchain industry! Learn from home, self paced! Gain a marketable credential ASAP! Hurry! Student Review: "Excellent introduction class to blockchain concepts and technology. The depth and breadth of the course challenged this beginner to understand the fundamentals of the technology, the challenges, and the current state of affairs. The testing was comprehensive and thoughtful." By: Vasudha Badri-Paul CEO at Rype Creative Have questions about the course? Contact: Admin@BlockchainEducators.org Course Syllabus: Introduction What is Blockchain Blockchain Glossary We provide 64 technical terms and definitions that relate to blockchain technology. Why is Blockchain a revolutionary Technology Blockchain Applications by Industry Blockchain Transaction Model Bitcoin & Blockchain: how are they connected What is a Cryptocurrency Bitcoin: A Peer to Peer Electronic Cash System Benefits of using Blockchain Technology Consensus Consensus Protocol Safety Liveness Fault Tolerance Blockchain Fork Consensus Failure Dominance Cheating Poor Performance Choosing the right blockchain What is Cryptography Cryptographic encryption Elliptic-curve Cryptography (ECC) What is Blockchain Mining (Bitcoin Examples) The Computationally-Difficult Program The Difficulty Metric Block Reward Hardware Blockchain Business Use Cases Private vs. Public Blockchain Permissionless vs. Permissioned What is Ethereum Proof of Work Solidity Homestead EthHash Ethereum Virtual Machine (EVM) Serenity (POS) What is Microsoft Azure Workbench Blockchain What is Hyperledger Hyperledger Fabric The Practical Byzantine Fault Tolerance (PBFT) SIEVE Cross-Fault Tolerance (XFT) Hyperledger SawtoothLake Proof of Elapsed Time Hyperledger Iroha Hyperledger Burrow What is Ripple & Stellar Blockchain Ripple Consensus Protocol Algorithm Stellar Consensus Protocol Algorithm What is a Smart contract What is Proof of Stake What is the EOS blockchain Proof of Stake EOS Vs. Ethereum Denial of Service Attacks Consensus Mechanism & Governance What is Bitshares Blockchain & DEX Delegated Proof of Stake (DPOS) Transaction Confirmation Proof of Stake Consensus Block Production by Elected Witnesses Parameter Change by Elected Delegates Changing the Rules (aka Hard Forks) Double Spend Attack Transactions as Proof of Stake Blockchain Reorganizations Maximally Decentralized NEM Blockchain Review AI / Quantum computing and Blockchain This is a six hour intensive course covering blockchain from A to Z Perfect for beginners, entrepreneurs, business leaders and blockchain enthusiast!

Don't be afraid to try skateboarding for the first time, second time, or the 100th time! Come out to the Iconx Indoor Skatepark for a fun time and enjoy having fun on a skateboard. Don't have a skateboard, helmet, or pads? Don't worry we have 187 Killer Pads which can protect you as you practice tricks and have fun. Bring a group of people to make it an activity never to forget.

请添加我的微信：**GD-Karen** 我将把您加入微信群。您也可以扫描上方图片中的二维码直接添加我。所有最终安排及活动详情都会通过微信公布。活动将以中英文进行，您也可借此机会练习商务英语。 诚邀您参加在人民广场举行的轻松交流活动。 您可以展示自己的产品或服务，拓展人脉关系，或者只是来放松一下。 参与费用为人民币50元，包含充足的啤酒与软饮，以及高质量的交流机会。 无需压力，无需正装。只需带上您的智慧、创意与积极的能量。 让我们共同 **建立联系、携手合作、创造价值**！ 👉 参与方式：请添加Karen微信 **GD-Karen** 所有最终安排及活动详情均将在微信中发布。

### **Please contact me using WhatsApp or WeChat** ***My WhatsApp is +86 13917794769*** **My WeChat** gd-karen The meetup platform does not work well in China. **Hi, my name is Karen. I graduated from the University of Nottingham in England. I currently run a 3D printing workshop just minutes away from Nanjing Road Pedestrian Street.** **If you are in the area and into 3D printing, you are very welcome to drop by to have a look. My friends and I also organize some of the most engaging and well-curated Meetup events in Shanghai, and we would be delighted to have you join us.** **Add my WhatsApp and let's connect!**

Bring your Raspberry Pi, Arduino, microcontroller, or any other electronic project and join fellow electronics makers for a night of creativity and collaboration! This session is open forum to share your current projects—whether complete or in progress, it’s all interesting! Whether you’re deep into embedded systems, exploring new ideas, or just getting started, you’ll find a welcoming space to collaborate, share, and get inspired. **New to electronics or curious about tinkering?** You’re absolutely welcome. If you’re a beginner and want to experiment, I’ll have a couple of starter kits available so you can try things out—whether that’s blinking your first LED, putting something on a display, or experimenting with simple sensors. No pressure and no experience required—just an interest in learning and building. While we continue to pursue a more permanent venue for this Meetup, we’ll be using public library facilities based on availability. This session will be at the Worthington Park Library in the Olentangy Meeting Room.

Columbus Code & Coffee is an inclusive, informal co-working session. People of all skill levels attend, and we love it that way. Many people (optionally) bring projects to work on, and many other people (optionally) socialize the entire time. It's entirely up to you! **What to Expect at the Intro Circle** \~\~\~\~\~\~\~\~\~\~\~\~\~ Near the beginning of the event (1:30 pm), we do a standup: * Organizer announcements, updates, and logistics Round 1 - (7 secs max): * Your name * What you're working on * What you can help others with Round 2: * Community events you wanna plug. If none, that's cool too. Round 3: * Job opportunities you're hiring for OR announce that you are looking for one. If none, that's cool. After the introduction circle, everything is self-organized! Feel free to work alone, pair up, attend one of our workshops/presentations, or mingle!

Save the Date 🌱 The Licking County Master Gardener Volunteers invite you to the annual gardening conference, open to everyone who enjoys growing plants. 📅 Saturday, March 14, 2026 📍 OSU Newark Campus - Reese center 🎟️ Tickets go on sale in January and this event fills fast, sells out every year 🌿 2026 Theme: Unusual Gardens in Your Backyard You will hear practical ideas that help you rethink small spaces and try new approaches at home. This conference also arrives at the perfect time of year. It helps soothe the urge to get outside while winter is still around. Central Ohio gardeners wait until late May to plant outdoors, so this day helps you plan and daydream about spring projects. Speakers • Joseph Tychonievich, author of Rock Gardening: Reimagining a Classic Style • Debra Knapke, The Garden Sage • Denise Schreiber, author of Eat Your Roses You will find vendors, a silent raffle, and friendly conversations with other gardeners. Registration • Register by January 31 to pay 50 dollars • Starting February 1, the fee is 60 dollars • Tickets at the door are 75 dollars • Boxed lunch, coffee and pastries are included MGV website: [https://fourseasonsofgardening.org/2026-spring-conference](https://fourseasonsofgardening.org/2026-spring-conference) 9:00-9:20 Registration & Complimentary Muffins & Vendor Visits (Auditorium) 9:20-9:30 Welcome & Opening Remarks (Auditorium) 9:30-10:20 Denise Schreiber, “Mrs Know It All” Pittsburg, PA Beyond the Garden Gate, Peeking at the Neighbor’s (Ballroom/Hallway). 10:20–10:40 Break-Visit Vendors & Raffle Tables (Auditorium) 10:40–11:30 Debra Knapke, “The Garden Sage” Columbus Ohio Wanting it All—Evolving as a Gardener (Ballroom) 11:30-12:15 Lunch (Catered/Visit Vendors & Raffle Tables 12:30–1:00 Break Out—Session 1 (Ballroom) Dawn Seymour Hungry for Change: Avoiding “the Jones’” with Intentional Design (Auditorium) Ryan Slaughter, Ross County Ag. & Natural Resources Extension Educator Growing Berries in Home Gardens (Ballroom) 1:10–1:40 Break Out Session 2 Dawn Seymour Hungry for Change: Avoiding “the Jones’” with Intentional Design (Auditorium) Ryan Slaughter Growing Berries in the Home Garden (Ballroom/Hallway) 1:40-2:10 Break: Final Visit to Vendors & Raffle Tables 2:10–3:00 Joseph Tychonievich, South Bend, IN, Writer, Plant Breeder, Gardener Big Ideas, Small Spaces: Making Creative Gardens on Small Properties

This month, we are in-person at GameArena!!! We will also be joined by students and their games from [Shawnee State](https://www.shawnee.edu/game-design-programs)! \-\-\- Join us for our our monthly COGG Prototype and Play event @GameArena! Come to play and showcase your games. We're back in the upper levels of the catwalk mezzanine area. It'll be packed with lots of camaraderie playing your game(s) and other's games on the 2nd floor as well as the 1st floor in the gaming room below the mezzanine. Light snacks and water provided but you can buy food and drinks at the bar (alcoholic drink ID required). [https://www.game-arena.co/menu](https://www.game-arena.co/menu) **Attendees:** Don't have a game to show? Not a problem! All are welcomed and invited from all ages and backgrounds. The more we can have to play test our games the better! **Developers:** Do you have a game that you would like to get critical feedback on? Would you like an excuse to work on a game with other talented artists, programmers, musicians, designers, and writers? Digital, table-top, non-experienced developers, and the like are welcomed! We'll provide signage for your game to help others learn more about your work. Wifi, outlets, tables, and seats (though standing tables also) are available. Come to the Prototype and Play workshop to collaborate and meet local game developers for an evening of epic and raw game play fun! Play works-in-progress, show off your own game, work with others to add polish to a game, or even lend your talents to other fellow developers. Can use South Garage at the Gateway with a $5 voucher on your way out. 75 E 11th Ave, Columbus, OH 43201 [https://maps.app.goo.gl/UwgveUYG37Jy7RtS9](https://maps.app.goo.gl/UwgveUYG37Jy7RtS9) If you have any questions or comments, as always, feel free to reach out to us at [info@thecogg.com!](http://info@thecogg.com!/)

The Forge does have a full bar and kitchen. There is no cover charge but they do request all attendees to purchase a minimum of ~$20 per person. Soft drink refills are $1 each. Please support our hosts so we can continue to provide great events for the group! The Forge has a large library of games available for us to enjoy. Hosts and regulars will also provide numerous popular games but please bring any games you would like to teach and/or play. Doors open at 6, and we expect gaming to be rolling by around 630. Please promptly end your games and clear out the space at 10pm when the bar closes. We encourage socializing but do not permit disruptive behavior of any kind. Thank you for your continued commitment to providing a fun and welcoming space to veteran, newbie, and rookie gamers in the Columbus area. Parking can be challenging. There is a parking lot behind the neighboring Mexican restaurant that is free and easy to walk from but it's a bit hidden.

Christians in Tech is a community at the intersection of faith and technology. Our meetups are designed to spark meaningful conversations, promote knowledge sharing, and encourage growth—both in your career and your spiritual walk with God. Whether you're an experienced professional or just starting your tech journey, CIT welcomes you. Our Website [https://linktr.ee/citcbus](https://linktr.ee/citcbus) Sponsors and Partners * Improving (Venue Sponsor) * Bethel World Prayer Center (Fiscal Sponsor) * Fruits & Roots (Coffee Partner)