About us

Our company has a rich history of innovation and design, engineering our products to provide the water flosser solution. Deep rooted in Shenzhen, PREC's operation enjoys the benefit of "the world's factory".

Our Mission

PREC are committed to improving the oral health awareness of the whole people, and protecting everyone's teeth is our desire. As human beings pay more and more attention to their own health, our oral care tools are becoming more and more detailed. Water floss is a product that brings together all our efforts, and it also includes PREC's attitude to life.

Product Design

Product-oriented engineering teams do more than just write code.

Product Features

Removes plaque and debris deep between teeth and below the gumline where brushing and string flossing can't reach.

Product Service

You may have questions, but we've got you covered. Our email: sales@prec.life

MEET PREC
Jason Zhang Chief Technology Officer

Mechanical Engineering education with deep and broad experience in mechanical design, tool building, industrial engineering. He is especially talented in the design, development and mass production of cold chain equipment (containers and auto-tracking system), medical equipments and soft goods, he also gained hand on knowhow in the Magnet industry in his first career, mastered it from theory to fabrication. In the last 15 years, he had built his name in the ODM industry among the world top brands.

Jack Lee Senior Mechanical Engineer

During his quarter-century career, Jack has been focusing on mechanical engineering only, which made him an invaluable treasure to our ME team. He made good friends with almost all the materials a product might employ, knowing inside out their properties, forming/manufacturing processes, finishes, and applications. He kept his hand dirty for quite a few years in workshops of different kinds, achieved in deep understanding what’s the most efficient way for every single part, from material picking to process optimization, making clients happy as he managed to keep the original design intent while saving time and money. Now he is a mechanical expert mastering mechanical design with a super solid basis of manufacturability knowledge.

Chaucer Liang Mechanical Engineer

A talented guy with extensive curiosity. Chaucer has good knowledge in many different fields. He masters Pro-E and Solidworks, works as a CAD designer in our company. But he also serves as a photographer, chemist, industrial engineer, optical engineer, and IT engineer sometimes. He always brings interesting ideas to our team and able to find innovative solutions for problems.

Ruby Wu Senior Mechanical Engineer

Over the last 13 years, Ruby handled around 100 projects from concept to mass production, covering all stages as long as mechanical engineering is concerned. She has soaked in the manufacturing business so long that she acquired an instinct what can and what cannot be done practically, based on the numerous and diversified facilities in China, especially in the Pearl River Delta (GBA, Guangdong-Hong Kong-Macao Greater Bay Area). She played key roles in many IoT/Smart Hardware projects in the last 5 years.

Lan Zhu Senior Mechanical Engineer

Lan worked as a purchasing manager in an electronics factory for many years. He has a solid understanding of factory production. He is good at sourcing and evaluates suppliers, always gets the best price with his deep understanding of the production cost and negotiating skill. To plan the production and estimate the purchasing demand seems to be an inborn capability of Lan. With Lan on board, we can help our clients run the production smoothly and cost-effectively.

Leo Liu Senior Mechanical Engineer

Majored in industrial design, Leo worked as a product designer and mechanical engineer in electronics factories. He audits the product design with manufacturing feasibility and assembly efficiency in mind. Though having a background in engineering, Leo does great work in coordinating the development and production team. He is an attentive listener and always finds the best solution with the resources given.

Henry Deng Senior Electric Engineer

Every time some electronic gadget is not working, our colleagues go to Henry for help. Henry was majored in applied electronics and worked in the factory as a development engineer for 7 years. He is familiar with computer and peripheral products. He designs the circuit boards with consideration of manufacturing and assembly efficiency.

William Wen Senior Electric Engineer

Every time some electronic gadget is not working, our colleagues go to William for help. William was majored in applied electronics and worked in the factory as a development engineer for 15 years. He is familiar with computer and peripheral products. He designs the circuit boards with consideration of manufacturing and assembly efficiency.

Donald Zeng Director of Firmware and Sofotware

Donald was working in the traditional foreign trade field for many years. He is good at mining customers through B to B platforms and exhibitions. He has his unique skills of sourcing and talking to factories, especially for the consumer electronic products. Donald is a veteran in thriving at the electronics markets in Shenzhen.

Leroy Lee Engineer RI Firmware / Embedded Software

Jim was working in the traditional foreign trade field for many years. He is good at mining customers through B to B platforms and exhibitions. He has his unique skills of sourcing and talking to factories, especially for the consumer electronic products. Jim is a veteran in thriving at the electronics markets in Shenzhen.

Colin Huo Engineer RI Firmware / Embedded Software

Colin has long-term work experience in the large-scale IC design original factory (Sunplus, Realtek, Himax), system factory(Konka) and agent in the integrated circuit chip industry. He now provides technical support of MTK WIFI routers, smart home solutions, and Nordic series Bluetooth products.

Ben Qin Engineer RI Firmware / Embedded Software

Ben is an experienced embedded engineer. He has worked on many smart devices and IoT hardware development projects. He is good at sourcing the optimal solution and efficiently solving the problem.

Lucien Zhang Android App Developer

Lucien is our Android app developer with good skills in the Java SDK design functionality. He is a fast learner, problem solver, and enthusiastic facilitator for client solutions. Lucien is knowledgeable both for the front-end and back-end development. He cooperates with our hardware team to create smooth and concise apps for the connected products.

Jo Guan iOS App Developer

Jo collaborates with our hardware team to define and design innovative and robust iOS applications. He continuously discovers and implements new technologies to improve application performance. He always fixes bugs effectively and keeps an eye on details.

Eason Chen Software Engineer

Eason is a Software Engineer with 3 years work experience. He is good at website construction, using PHP development language.

Jett Song 3D Printing Expert

Jett majored in polymer material science. He has comprehensive knowledge of the 3D printing materials. Worked in a material factory manufacturing the FDM 3D printing consumables and SLS polymer powder, Jett also understands the production process and supply chain of 3D printing materials. He is the engine of our 3D printing department.

Yang Yang Prototype Expert

Yang graduated with degrees in industrial design and engineering from De Montfort University and studied Supply Chain and Logistics Management at the Chinese University of Hong Kong. He is very familiar with the startup and hardware community in Shenzhen. He has rich experience in low volume manufacturing by working along with several teams to bring the product from design to production. Yang works in Precintl as an external business developer, bridging our engineering team to global entrepreneurs in Shenzhen.

Vivi Chen Prototype Expert

Vivi is in charge of the digital marketing work of Precintl. She is responsible for optimizing the company website and making online marketing strategies. She has a scientific background and is familiar with Google Analytics and Ads tools. To bridge the demands with the resources is her working motto. Though working as an online marketer, Vivi is also actively engaged in local events to interact with the startups in person. She always keeps open-minded and eagers to learn new things.

Tim Li Director of PM & Production

Tim has good understanding and first-hand experience on most of the technologies that might be involved for products of electronic consumer, households, thermodynamics, and wearables. He owns very broad links from different factories of widely varied industries, as a result of daily work on dozens of ODM and OEM projects. He is extremely patient yet very proactive, to communicate with clients and suppliers, always being reliable on assignments.

Amanda Yuan Senior Project Manager

Amanda has worked on many projects and successfully facilitated them. With rich experience and insights, she can often foresee potential problems in the product development process and solve them before happen.

Sunny Shao Senior Project Manager

Sunny studied international business and worked both in an electronics factory and a mold factory. She is very capable and experienced in negotiating with the factory. She is good at keeping the product development and production well-organized, always strive to present high-quality products to our clients.

Daisy Lee Senior Project Manager

As a project manager, Daisy is good at coordinating the product development process. She always actively seeks optimal solutions for our clients. She delivers better work than expected.

Sky Zhu Senior Quality Manager

Sky is an expert on CMF design of products and quality control. He is good at detailing clients' requirements to executable specifications, breaking down barriers between the designers, engineers and factory workers. He does not only manage to achieve predictable and consistent results but also strive to optimize the production process to provide a better outcome to our clients.

Bogart Song Senior Quality Manager

Bogart majored in mechanical-electrical integration. He has 13-year experience of quality management and also gets involved in project management. He has a high standard of product quality and good at conveying the standard to workers.

John Hu Production Manager

John was an independent Amazon seller. He joined Precintl to help us establishing our oversea sales channel. John often provides some product insights from his experience of selling online. He is good at analyzing the online market via various software and give some practical design suggestions according to the data.

Wei Chen Production Manager

Wei is in charge of our Chinese e-commerce platforms. He plays an integral role in running our online business by developing and executing digital marketing plans on Tmall and driving growth by increasing customer engagement through various channels. With his efforts, we can help our clients to sell the products in the Chinese domestic market.

Danny Chen Senior Sales Manager

Danny has many years of hardware industry experience, a deep understanding of intelligent hardware and manufacturing. Now he is introducing the ODM service of Precintl to clients around the world to help more IoT products come to the market.

Ethan Zhang Senior Sales Manager

Ethan was working in the traditional foreign trade field for many years. He is good at mining customers through B to B platforms and exhibitions. He has his unique skills of sourcing and talking to factories, especially for consumer electronic products. Ethan is a veteran in thriving at the electronics markets in Shenzhen.

Jim Senior Sales Manager

Jim was working in the traditional foreign trade field for many years. He is good at mining customers through B to B platforms and exhibitions. He has his unique skills of sourcing and talking to factories, especially for consumer electronic products. Jim is a veteran in thriving at the electronics markets in Shenzhen.

Iris Zhu Marketing Manager

Iris is the pioneer of our online 3D printing and prototyping business. She is responsible for managing and promoting our 3D printing website. While she believes 3D printing has changed the way we make prototypes and customized manufacturing is the new future, Iris is promoting our 3D printing service globally through our website.

Zoey Li Office Manager

Tim has good understanding and first-hand experience on most of the technologies that might be involved for products of electronic consumer, households, thermodynamics, and wearables. He owns very broad links from different factories of widely varied industries, as a result of daily work on dozens of ODM and OEM projects. He is extremely patient yet very proactive, to communicate with clients and suppliers, always being reliable on assignments.

Amanda Chou Financial Manager

Amanda is in charge of recording all company income and expenditure. She delivers accurate project financial information and imparts facts to all departments timely. With her professionalism, we have a clear and efficient financial system to track every expense.

Kevin Zhang Chief Executive Officer