Crown Optical Co. Ltd. Dragon Ningguo - China

The company is located at the foot of the scenic Huangshan Mountain, founded in 1989, 92 years with the Hong Kong League of Nations set up a joint venture enterprise Ningguo crown Long Electrical Appliance Co., Ltd. is the production of small-scale leakage circuit breaker circuit breakers and professional company. Now has fixed assets 900 million, more than 150 employees, 14 engineers and technicians are now producing more than 90 series 5