Zhejiang Guyue Longshan Electronic Technology Development Co., Ltd.(LONGSUM)is co-organized by the 3 partners of Zhejiang Guyue Longshan Shaoxing Wine Stock Co., Ltd., Apex Science & Engineering Corp Technology Development Stock Co., Ltd. and Hong Kong Xinhua Enterprise Investment Group Co., Ltd.

LONGSUM has totally invested USD 12 millions. Our company covers a land area of 40, 000 sqm. We are specialized in producing whole series of various kinds of colors SMD LED，top view LED, power LED, and relevant products such as LED module, LED tube and LED lights, with a yearly output of LED 480 million.

LONGSUM has passed ISO 9001: 2000 International Quality Management System Identification, ISO14000 Environmental Management System Identification, Occupational Health and Safety Management System Identification and UKAS quality management identification. Longsum holds a group made up of the talents from Taiwan, Hongkong and mainland of China.

Our goal is to become " the best LED manufacture of China", striving to provide the society with excellent quality products and well-welcomed service.