About us


Zhongshan Longde Electrical Co.ltd.

Zhongshan Longde Electric Co., Ltd. is engaged in the development, production, thermal fuse and overheat protector products. The company started in 2005 and is a professional enterprise with strong strength, rich experience, mature technology and strict management.


We have three series products:

1.RY series organic compound thermal fuse
2.9700 bimetal series thermal protector
3. KSD bimetal series thermostat


Company Profile


You are welcome to inquire and patronize, and work together!

★ Quality first, reputation first

The company adheres to the tenet of "quality first, credit first". "CPGXLD, YLDDIQI" thermal fuses and overheat protectors have passed ISO9001-2015 quality management system certification, and have successively obtained: UL, KC, TUV, CCC, CE, CB, ROHS and other certifications, and have been identified as reliable quality brands. The products have been recognized and adopted by the majority of customers abroad and at home, and have become the products used by many electrical appliance manufacturers.

★ Dear users:

We not only possess the strong technical force and production capacity,but more impertantly,we have high awareness and reputation of the quality assurance.
With strong development advanced production equipment and improved quality managment system——This is the assurance.
Producing the high quality products with full efforts——This is the promise Longde gives to the users


You are welcome to inquire and patronize, and work together!

Make great efforts to create high-quality products---this is Longde's assured commitment to users