Shenzhen Tianzhirui Technology Co., Ltd. is a versatile high-tech manufacturer and trading company based in Shenzhen, China. Established in 2010, the company has developed a diverse industrial presence across three primary sectors: precision metal fabrication, wireless control technology, and electronic test instrumentation. The company operates a 6,000-square-foot facility and employs between 101 and 200 personnel, including a dedicated technical team that accounts for 20% of its workforce.
In its metal fabrication division, the company specializes in precision sheet metal processing, CNC machining, stamping, and laser cutting. Its capabilities include the production of rackmount chassis, metal enclosures, and custom stainless steel components for the telecommunications, medical, and aerospace industries. Simultaneously, the company is a recognized developer of short-distance wireless transfer products, utilizing 2.4G RF and Bluetooth technologies to manufacture air mice, smart TV remote controls, and wireless microphones. Furthermore, the company serves as a significant supplier of electronic measurement equipment, distributing oscilloscopes, multimeters, and spectrophotometers from leading global brands.
Shenzhen Tianzhirui Technology Co., Ltd. offers comprehensive OEM and ODM services, supporting clients from initial chip design and R&D to finished product assembly. The company maintains high quality standards with certifications including GS, FCC, and SA8000. With a strong international trade focus, it exports approximately 98% of its output to global markets, including North America, Europe, India, and Ukraine.
Hantek Handheld Digital Oscilloscope Multimeter Hantek2c72 With 2 Channels 70 Mhz Bandwidth$98.2
Hantek TO1202C Tablet PC Model Multifunction Oscilloscope 2 Channels 200MHz$218
2023101-200 peopleManufacturer/Trading Company/Service Company
OEM manufacturer
ODM manufacturer
Own brand
Product customization
Key market
South America
Review
4.3
Description
Shenzhen Kaisirui Technology Co., Ltd. is a professional manufacturer and trading company based in Shenzhen, China, specializing in the production and distribution of consumer electronics and fast-moving consumer goods. Established with a foundation dating back to 2008 through its parent company's mold and injection molding departments, the firm has expanded into a comprehensive service provider offering product development, mold manufacturing, hardware processing, SMT, DIP, and final assembly. The company operates with a workforce of 101 to 200 employees and maintains a significant monthly production capacity of approximately 500,000 sets.
Their diverse product portfolio focuses on smart wearable technology and personal electronic devices, including smartwatches, fitness trackers, TWS earphones, and Bluetooth speakers. Additionally, the company specializes in small home appliances and personal care electronics such as neck fans, neck warmers, humidifiers, air purifiers, and UV disinfection tools like toothbrush and mobile phone disinfection boxes.
As an integrated manufacturer with its own factory facilities, Shenzhen Kaisirui Technology Co., Ltd. provides robust OEM and ODM services, leveraging years of experience collaborating with international brands. Their scientific quality management system supports large-scale foreign trade orders, with primary export markets spanning Europe, North America, Japan, and South Korea. The company is recognized for its technical strength in hardware and electronic assembly, catering to global B2B clients seeking reliable sourcing and custom manufacturing solutions.
P75 Smart Watch Colorful Screen Many Dial Plates 24 Sports Modes Long Endurance All Weather Health Monitoring Compass IOS$12.08
S40Z Smart Watch for Man Woman TFT Display Call Answering Sleep Tracking Dial Call Function Android IOS Silica Gel$7.5
AIMB-V3 Sports Smart Glasses Handsfree Open Music Sunglasses Wireless UV Protection Touch Control BT Call Magnetic Rechargeable$4.5
2025 H31 Smartwatch 1.91Inch Outdoor Sport BT Call Heart Rate Blood Pressure Waterproof Smart Watches for Men$12.5
PPG AMOLED 1.43 Inch Smart Watch Colorful Large Screen IP68 Waterproof Multiple Sports Modes Blood Oxygen S61 Compass Magnetic$15.5