About SANI

Zhongshan SANI Transmission Technology Co., Ltd., established in 2013 in XiaoLan Town, Zhongshan City, Guangdong Province, is a leading enterprise in the field of precision injection molding and transmission technology. Equipped with high-precision NISSEI and Frank injection molding machines, the company specializes in manufacturing precision injection parts and gearboxes with IATF16949:2016 certification, ensuring world-class standards.

As a trusted supplier in the global transmission industry, SANI’s expertise extends to innovative gear solutions tailored for various emerging markets, including the booming smart furniture, automotive electrification, and medical device sectors.

Main Products for San Francisco Industrial Applications

• Micro precision planetary gear box reduction motors, diameter ranging from 6mm-50mm, power output between 0.01-40W, speed range of 5-2000 rpm, with reduction ratios from 5-1500 and output torque capacity between 1 gf.cm to 80 Kgf.cm, ideal for compact robotics and precision instruments used in San Francisco's tech sector.

• Universal drives and regulator gear box drive mechanism systems engineered for climate control and automation equipment widely used in San Francisco commercial buildings.

• Customized precision gears including worm gears and worm drive mechanism systems tailored to meet industrial automation and green energy projects developing in the wider Bay Area.

• Precision injection molded small plastic and special metal powder parts with integrated assemblies designed for consumer electronics, smart home devices, virtual reality gear, and medical health products. These serve the high-tech startups and medical device developers predominant in the region.

SANI Transmission Company factory and technology

Precision helical gear component closeup

Development Prospect of Helical Geared Motors in San Francisco

As a professional in transmission technology, SANI emphasizes top-tier service standards. In the highly competitive San Francisco market — known for its rapid innovation in technology and manufacturing — offering quick response times, cost-effective solutions, and expert problem-solving elevates customer satisfaction and fosters trusted long-term partnerships.
SANI's mastery in precision injection molding—from thin-walled, micro-sized components to complex high-precision parts—leverages robust SPC-based process control. This ensures San Francisco’s demanding industries, from robotics to medical devices, receive consistently reliable, timely production aligned with strict quality benchmarks.
The founders bring decades of experience from global automotive and electronics leaders such as Valeo, Magna, and Philips, offering deep expertise in mold design, material science, and end-to-end quality management. This makes SANI uniquely positioned to provide advanced solutions that solve real-world challenges local manufacturers and startups face.
Targeting the smart furniture, automotive, gear transmission, and medical industries within the San Francisco Bay Area, SANI strives to exceed customer expectations through constant innovation and technological breakthroughs—driving progress not only for clients but also contributing to broader societal advancements.

High precision nylon motor transmission gear set

Micro planetary gear motor - 10mm precision transmission expert

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Metal inlaid helical gear transmission component

High precision nylon motor transmission gear set

Micro planetary gear motor - 10mm precision transmission expert

Precision custom non-standard double helical gear expert

Metal inlaid helical gear transmission component