Company Profile Founded in 1999, Dongguan Changlong Electronic Industry Co., Ltd. is one of the few professional processing plants in the industry with more than 20 years of Surface Mount Technology production and manufacturing experience. With the ......

Establised in 2000,situated in world famous manufacturing city-Dongguan,Guangdong Province,less than 100 miles from Guangzhou,Shenzhen and Hongkong,YOMO Security Display Co.,Ltd. is a professional manufacturer of security display products. Our products ......