Who we are

Engineering wearables for global brands

From Shenzhen to 100+ markets, ZhiLianShengYa designs Bluetooth smart watches, fitness bands, and companion ecosystems—helping partners launch faster, certify confidently, and scale with clarity.

View products OEM & ODM

9+ Years in wearables

100+ Countries served

1.5M+ Devices shipped

ZhiLianShengYa R&D and production team — Shenzhen headquarters — R&D, engineering, and quality under one roof

Our story

Built on craft, driven by ZhiLianShengYa

Technology with integrity. Products with purpose.

Shenzhen Zhilian Shengya Electronics Technology Co., Ltd. currently has a dynamic young team of over 650 people, including more than 60 R&D engineers. Our products cover a wide range of users and are used in over 100 countries and regions worldwide. We offer a diverse product range, with over 100 self-developed products. Our main products include: Bluetooth smartwatches, children's smartwatches, Bluetooth bracelets, 4G smartwatches, smart health monitoring watches, smart rings, and Bluetooth headsets. We have comprehensive overseas R&D and manufacturing capabilities for smart wearable products, stable experience collaborating with globally renowned brands, and a strong understanding of market trends. We can provide a wide range of technological solutions and quickly and efficiently deliver smart wearable products and solutions to a diverse customer base. Our excellent reputation and professional technical services have earned us the trust and support of customers worldwide. Looking to the future, we firmly believe in the vast potential of the smart wearable industry. We adhere to the principles of integrity, value creation, win-win cooperation, and sustainable development. With technology at our core and user needs as our guide, we provide professional solutions support for various industries. Since its inception, the company has been continuously developing and building an outstanding team that strives for excellence, providing customers with consistently high-quality products and services. We sincerely hope to cooperate with all sectors of society to create a brilliant future together!

What guides us

Three principles behind every product

Whether you need a catalog SKU or a co-developed platform, these principles shape how we work with every partner.

Engineering depth

Industrial design, firmware, sensor fusion, and companion apps—integrated by one team so nothing gets lost between departments.

Partnership first

Transparent timelines, honest MOQs, and engineers who respond within one working day—because your roadmap deserves clarity, not surprises.

Global readiness

CE, RoHS, FCC, UKCA, and regional certification paths are planned from day one—so your product is export-ready when you are.

Our journey

From prototype to global scale

A focused team in one of the world's leading electronics hubs—continuously investing in wearable R&D and production excellence.

R&D foundation

Established dedicated wearable engineering—combining hardware, low-power firmware, and BLE connectivity expertise.
Platform expansion

Broadened from sport bands to AMOLED calling watches, health sensors, and white-label companion app ecosystems.
Global distribution

Products certified and shipped to 100+ countries—serving brands, distributors, telecom operators, and channel partners worldwide.
Continuous innovation

Ongoing investment in frontier R&D—sensor algorithms, power optimization, and next-generation wearable platforms.

Our mission

We exist to make wearable innovation accessible to brands everywhere—without the fragmentation, delays, and uncertainty of scattered supply chains.

Every platform we develop is designed to be reliable at scale, differentiated in the market, and supported by a team that treats your success as our own.

Our team