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I am an Electrical/Electronic Engineer having master's degree in electrical/Electronic Engineering with 14 years of experience in the field of Power electronics, Embedded systems, analog and digital electronics, Wireless sensor network and Internet of Things. I have developed hardware and Embedded systems of IOT devices, Environment Monitoring devices, Power electronic converters (DC -DC, AC to DC and DC to AC), Inverters, VFD (variable frequency Drive) simulation and Testing. I have skills and experience in following areas ✔Circuit Designing (analog and Digital), from concept to prototype and prototype to production ✔Firmware development based on STM32, Arduino, Raspberry Pi, ESP32 and ESP8266 ✔Wireless communication based on Lora Modules, Zigbee modules, NRF Module, NRF51822 BLE module ✔ IoT / Embedded Electronics Engineering Projects ✔Mathematical Modeling, Components Selection, Schematic Designing and PCB designing based on Altium Designer. ✔sourcing of components, negotiation of components and manufacturing of customized product ✔Testing and Debugging of Electronic circuits. ✔Hardware Designing of data loggers with sensors intergeneration. ✔Assembly services of electronic circuits and products ✔Robotics and automation ✔Power electronic converter circuit (buck converter, boost converter, inverters) designing testing and debugging ✔ ESP32 based projects like water quality tester, AI based gesture recognition system ✔ESP32 CAM based face recognition system ✔ESP32 based AI camera ✔ Arduino based embedded system projects using sensors and actuators' ✔Deep knowledge and expertise DC and AC motor driver designing ✔ EMI and EMC testing ✔Experienced Schematic and PCB designing trainer ✔ Experience embedded systems and IOT trainer

🚀 Boost Your Amazon Sales with High-Converting Design (25%+ Increase Guaranteed) ✔️ Designed 1,000+ Amazon、Shopify、eBay、Etsy listing images and Premium A+ Content, optimized for desktop and mobile, helping brands improve engagement and conversions. ✔️ 1–2 years: Average duration of cooperation with my clients 🌎 Proudly worked with top brands across the globe: •Nintendo (Japan): Iconic gaming brand with over 135 years of innovation, shaping the global entertainment industry through legendary gaming experiences. • Sony PlayStation (Japan): Industry-leading gaming platform trusted by millions worldwide, known for cutting-edge technology and immersive interactive entertainment. • HONOR (China): Global smart device brand delivering innovative tablets and consumer electronics with outstanding performance and value. • Hooxincci Water Purifier: Professional water treatment brand dedicated to providing safe, efficient, and healthy drinking water solutions for modern households. ⭐️ Services I Can Help You With: High-Converting Main Image creation using 3D Amazon rendering, amazon photo editing, image editing, and retouching in Adobe Photoshop Amazon listing images, Amazon product listing images, and Amazon infographic design, including infographics, lifestyle visuals, and data visualization Amazon Enhanced Brand Content (EBC) / A+ Content / Premium A+ frameworks, also known as amazon enhanced brand content and amazon content Amazon Storefront Layout & Design, optimized for conversion and user experience, including Shopify, eCommerce marketing Creative Briefs for photography & 3D renders, helping graphic designers, amazon graphic designer specialists, and virtual assistants execute high-quality visuals 💼 Industries I’ve Designed For: - Electronics - Health care, Medical products - Beauty and Personal Care - Home and Kitchen - Kids toys ⭐️ Tools I use: Adobe Photoshop, Adobe Illustrator, Maxon C4D ，KeyShot ，ChatGPT Image ， Nano Banana ✨ What Makes Me Different? Proven results: A consistent track record of increasing click-through rates (CTR) and conversions Expertise in Amazon standards: I know what works on the platform and how to optimise it Experience working with 7-figure Amazon brands across multiple countries Commitment to quality: More than12+ years of design experience 📈 Are you ready to boost your sales today? Le t’s turn your Amazon listing into a profit machine. Contact me today! Let’s create designs to make your brand stand out, drive conversions, and bring long-term growth. 💬 Let’s collaborate!

- 13 years of experience in the industrial design field. - 100+ Launched products in the market. - Master's degree in industrial design - Certified SOLIDWORKS Professional mechanical designer (CSWP). - The USA work experience in South Florida. - 140+ IQ in problem-solving. I also have experience and knowledge in other related fields like graphic design, web design, UX/UI design, photography, and animation to support my creativity. I consider myself a great idea generator when offering solutions. I’m good at thinking outside the box and not being affected by those existing products. 📩 Contact me today, and let’s discuss how to bring your product to market. ------------------------------------------------------- Keywords: Industrial Design, Product Design, Consumer Electronics, Electronic Device, Innovative Product, Physical Product Design, Amazon Product Development, House Appliance, Mechanical Engineer, Industrial Designer, Product Designer, Smart Device, Rendering, Ergonomics, Robotics, Eco-friendly Product, Sustainable Product, Consumer Goods, Product Assembly, Functional Product Development, Packaging Design, Cosmetic Packaging, Beauty Packaging, Perfume Packaging, Luxury Packaging, Sustainable Packaging, Packaging Engineering, Custom Packaging, Product Packaging, Packaging Manufacturing

# Embedded Hardware Development & Electronics Manufacturing Partner | SME & Hardware Companies Helping hardware companies turn engineering concepts into manufacturable electronic products. I work with **electronics companies, hardware startups, OEM brands, and engineering teams** needing practical support across embedded hardware development, PCB design, prototyping, and low-volume manufacturing. With 20+ years in electronics engineering, manufacturing, and international supply chain collaboration, I bridge **product engineering and manufacturing execution** — helping clients reduce development risk, accelerate iteration, and improve production readiness. ## Why Clients Work With Me ✔ 20+ years in electronics engineering, manufacturing & supply chain management ✔ 13 years with Fortune 500 companies including Flextronics and Huawei ✔ Founder of engineering & manufacturing organizations supporting hardware product development ✔ Direct access to cross-functional engineering and manufacturing resources in Shenzhen ✔ Experience supporting embedded electronics, IoT, industrial devices, telecom, smart products, and automation equipment --- ## Core Services ### Embedded Hardware Development • Hardware architecture & system design • Circuit design (analog / digital) • PCB design & layout • Embedded systems integration • MCU / wireless platform selection • Sensor & connectivity integration • DFM / DFT engineering review --- ### Electronics Product Development • Prototype development • Technology selection & feasibility analysis • Product engineering support • Engineering validation assistance • Manufacturing readiness planning --- ### Electronics Manufacturing Support • PCB fabrication & PCB assembly • Prototype build & pilot production • Component sourcing & supply chain coordination • Box build / product assembly support • Low-volume electronics manufacturing • Contract manufacturing coordination --- ## Typical Clients I am typically a good fit for: ✔ SME electronics companies ✔ Industrial IoT developers ✔ Embedded device companies ✔ Hardware product teams ✔ OEM / ODM brands ✔ Engineering managers needing external hardware development support --- ## Technologies & Domains ### Embedded / Hardware Platforms ESP32, STM32, ARM, Raspberry Pi, Jetson, embedded Linux platforms ### Connectivity BLE, WiFi, Ethernet, MQTT, NFC, RFID, Zigbee, LTE, NB-IoT, UART, SPI, I2C ### Product Categories Industrial IoT Smart Devices Monitoring & Measurement Embedded Electronics Consumer Electronics Automation Equipment Telecom & Connectivity Systems --- ## Working Style I deliver the best results when projects have: ✔ Clear technical objectives ✔ Defined scope or engineering requirements ✔ Collaborative communication ✔ Practical development and commercialization goals --- ## Selected Feedback "Frankie is an excellent engineer and supervisor… expecting my next opportunity to work with Frankie." — Huawei Hardware R&D Manager "Xiaolin’s team is very professional and hardworking… always satisfied with the jobs they delivered." — CEO, electronics product company "Outstanding support in hardware engineering and execution." — Engineering Director, global networking company Tags: Electrical Engineering, Electronics Engineer, 3Dmodeling,ID,Firmware, PCB layout, Schematics, Altium Designer, IoT, Power Electronics, Bluetooth, BLE, RF, TI,FPGA, SoC, VHDL, Verilog, Xilinx, Altera, C, C++, MCU, RTOS, prototype, validation, Enclosures, BMS, SolidWorks, Android, iOS, Java, Apps, Database, AWS, Python, ESP32, Arduino, PIC, NXP, STM32, LCD, Raspberry Pi, Wi-Fi, Prototyping, WAN, Assembly, Motor Driver, JLC,Electronic, Consumer, Automotive, Industrial, Medical, Custom Product Design, Supply Chain Management, Sourcing Agency,Procurement, Logistics, International Trade, Quality Control, Product Development, Manufacturing, Prototype, Testing, Product Launch, Project Management, Client Satisfaction, English, Chinese, China, Communication, Coordination, Innovation, Creativity, Technical Skills, Analytical Skills, Problem-Solving, Leadership, Time Management, Cost Reduction.

Dear Sir/Madam With more than 15 years of providing service to clients worldwide as a native Chinese freelance translator /products sourcing agent , prototype engineer, product manufacturing engineer, price negotiator and products sourcing agent with background of wroking as an engineer in mechanical industry,and IT related industries, I am sure that I can provide you with outstanding service from scratch to finish. My core competency lies in the combination of English major and mechanical engineer skill, which makes me provide my clients accurate and professional service. I also have other experiences in the following areas: machinary sourcing, DCS,PLC, Integration of software and hardware, website design and editing, software localizaion(such as oracle,3com ,websites). looking forward to your reply. sincerely yours Minquan Li Main materials that I have ever translated : 1,the Bently Field Balancing Specification(20000words) 2,Welding Specification for superheater (1500words) 3, Compressor specification(5000words) 4, STOCK pulverizer manual(25000words) 5, fans,preheaters ,superheaters ,turbine sector(200000words) 6,Heat treatment and Inspection (30000 WORDS)May.2004 7,Electricity generator ( 20000 WORDS) 8,IT sector in 3com superStack 3 switch4400 Series (10000 WORDS)Jul.2005 9,Software localization: oracle, iFIX.CONCEPT(100000words) 10,Canned motor and pump operating instructions manufactured by HERMETIC-Pumpen GmbH (40000 words and figures) Other related experience: Mar.2006- Trading sector in Marketing and Exporting products for HUAXIN Light Industrial products company.(From getting domain name, editing webpage, finding the potential buyers from B2B portals ,inquiring ,getting orders, finishing the procedure and all documents needed for exporting) JUL.2006- Accompanying Indian friends to investigate the Chinese market (Indian friends from Jayveer Traders / Tao Media.) Mar. 2007-Went to India for cooperation consultation with several Indian companies on behalf of Tangshan shiyu commerce co.,LTD. Jun.2007- Installation and operation for MBF 24.0 ,ZGM123G and HP1103 pulveriser system for DATANG TUOKETUO Power Plant CO.,LTD Mar.2008- Many certificates and specifications : 1, EC-type-examination Certificate ZEUM 02 ATEX 0106 2, EC-TYPE-EXAMINATION CERTIFICATE 3, EC-TYPE-EXAMINATION CERTiFICATE PTB 01 ATEX 2200 X 4, EC- Declaration of Conformity No. 6-2001(ABB Automation Products GmbH )5, Production Quality Assessment Notification 6, Certificate of quality and materials tests 7, Works Certificate 8, Test report 9, Production Quality Certificate 10, Temperature sensors 11, Sight Glass Level Gauges 12, Magnetic Level Gauges 13, Float Switches 14, Displacer Level Gauges 15, Ultrasonic Level Gauges 16, Optoelectronic Level Switches 17, Capacitance Level Switches 18, Ultrasonic Switches 19, A ray density meter 20, EC-TYPE-EXAMINATION CERTIFICATE ZELM 02 ATEX 0087 21, Safety Manual　 22, Type 720...06XX multi- part transducer 23, Type 720.0042 completely made of glass, one-piece transducer 24, Type 720.0032 one-piece transducer 25, Multipart transducer 26, One-piece transducer 27, Calibration with CAL 28, Amplifier in a damp-proofed housing type 720.250Y.X1 29, Amplifier ±19" type 720.250Y.X7 30, One-piece Transducer Type 720.....0032 31, Multi-part Transducer Type 720.06XX 32, Multi-part Transducer Type 720.0689 33, Multi-part Transducer Type 720.0680 34, Electronic Level- and Temperature Monitoring Device Type OTV 30. I have abundant experience in sourcing products, and manufacturing process with many kinds of machine tools. Up to now, I have sourced and have been sourcing many products such as wheelbarrows, wet hand wipes, car VCD. cardboard bag gluer, paper cup machine, feather roses( a kind of artificial flower) windmill electricity generator, diesel generator, table clothes, bamboo container with utensils , bed table for disabled, fishing pliers , wind chimes , LED book lights , high pressure washer, machine cutters. PCB assembly boards and so on.

I am a professional embedded software engineer with more than 10 years of experience. My current areas of expertise are IoT Applications & Embedded Systems Design, including embedded hardware/software. My Skills: - Know about MCU: Nordic, Silicon Labs, AVR, PIC,ESP32, etc. - Have experience in programming languages such as C/C++, - Solid knowledge of standard interfaces such as I2C, SPI, UART, and CAN. - Have experience using debugging tools such as Segger Jlink, CAN bus analyzer, Logic analyzer,RF analyzer. - IoT devices with wireless connectivity such as LTE, CAT-M1, NB-IoT, BLE, WIFI, NFC - Good experience in Battery Management Systems based on BQ products from TI. - Have experience using Alitium designer,Kicad - Know about medical Regulations and Directives such as EN 300 328,RoHS & REACH，EN 62368-1，EN 55032, EN 55035 etc. The development platform : - Keil .stm32cube, Micochip studio - On semiconductor IDE, Simplicity studio, - esp32-idf, Arduino - nrf connect sdk What I can do for you: (1 ) Electronic components selection,Schematic , PCBA design, output production files (2) Help you to review schematic , pcb files, and test hardware (3) quickly assist in making pcba samples, functional verification and abnormal problem analysis (4) Embedded software development from 0 to 1. (5) Help you to add new function or module to your embedded software system (6) Help you to review code ,test , fix bug in softeware (7) Based on the prototype of your needs, convert it into an actual embedded system design My advantage: （1） The processing and manufacturing efficiency in China is very high, and the cost of components is very low. If you want to do circuit modification and verification, I can use China's JLC and Taobao to quickly make PCBA. （2）I'm a full-stack developer capable of tackling both software and hardware challenges. This allows me to consider software design feasibility and convenience from a hardware design perspective, and vice versa.