About us

Guangdong Qian Shi Brothers Technology Co., Ltd.

To date, the company occupies a site area of 3,500 square meters, employs over 200 staff members—including 25 administrative staff and 6 R&D personnel—and operates 45 units of production and testing equipment.


The company specializes in the technical development, production, and sales of silicone heating elements. We are dedicated to the research, development, production, and sales of various products, including silicone heaters, 3D printer heated beds, oil drum heaters, polyimide heaters, epoxy board heaters, PTC heating films, aluminum heating plates, and silicone heating cables. Our products are widely used in new energy vehicle batteries, energy storage batteries, vacuum ovens,
and across more than 48 countries, serving a cumulative total of over 4,200 clients in industries such as medical, food, heating, electrical appliances, and aviation. We are committed to building a renowned brand in China’s electric heating industry with a global reach.
We maintain a long-term industry-academia-research partnership with Nanjing University of Technology, where we have independently developed 3D temperature simulation software to lead industry innovation. We also maintain long-term cooperative relationships with the Missile Engineering College of the Rocket Force Engineering University, the National Center for Optical and Instrumentation at Zhejiang University, the National University of Defense Technology, Peking University, Tsinghua University, Shenzhen University, China University of Petroleum, Harbin Engineering University, Xiamen University, and Xi’an Jiaotong University.
The company has obtained ISO 9001 and IATF 16949 international quality management system certifications. Most of our products have received CE and RoHS certifications, and we can provide UL certification upon request.
We adhere to the spirit of “integrity and trustworthiness” and the principles of “mutual benefit, reliable service, and your satisfaction as our ultimate pursuit.” We consistently provide customers with optimal heating solutions through “creative work and a steady, pragmatic approach.” We warmly welcome you to visit our company.

Why Choose Us

R&D capabilities

We have in-house R&D capabilities and a research team consisting of six professional researchers.

Production capacity

We have over 200 employees, a 3,500-square-meter production facility, and a production capacity of 30,000 units.

Production equipment

To date, we have over 45 pieces of professional production equipment.

Understands you better

Our boss is a professional engineer and serves as our company’s chief engineer, so he understands exactly what you need.