Shenzhen Changlongsheng Mach. & Elec. Technology Co., Ltd. was set up in 2000. Our company is located in 2F, 8 Building, Nanshui Industry Area, North Yanshan Road, Nanshan District, Shenzhen City. Now our company covers an area of 1000 square meters. We have more than 120 employees, including more than 20 R&D employees and 10 senior industrial engineers.

Our products include outside heaters, potentiometers, guiding light boards and bucket frames. Our annual production capacity of band heaters reaches 1 million pieces. The annual output of electrical temperature sensors (ETS) is 100,000 sets, the annual output of potentiometers is more than 200,000 sets and the annual output of store water bottle frame is more than 10,000 sets.

(1) Our band heaters have obtained the following certificates:
1. SGS-CE certificate, the certificate no."GLES0031200483HS"
2. CSA and CUS certificates, certificate No: "223883"
3. Gotten national Patent of China, with the Number of "ZL2004 20044317.7"
4. European RoHS certificate, with the Number of "SZHJ059322"

(2) Our electrical temperature sensors (ETS) have the following certificates:
1. Gotten national Patent of China; the Number is "ZL2006 20053720.5".
2. European RoHS certificate, with the Number of SZHJ072500"

(3) Indicating lamp boards have European RoHS certificate with the no. of SZHJ072500.

(4) Wire coil potentiometers have the patents issued by Intellectual Property Rights Bureau with the Patent number of ZL200610062712.1.

(5) The store water bucket frames have the patents issued by Intellectual Property Rights Bureau, with the Patent number of ZL200520060155.0.

Our products have been exported to Europe, North America, the Middle East, Israel and Japan. Through our many years of efforts and general customers' vigorous support, our company has won a good reputation in the field. According to ISO9001 standards, we believe our company will be better and better. Please contact us for more details.