Must Energy Technology Co., Ltd. was established in 1998, with the headquarter in Hong Kong, which is a professional Hi-tech enterprise specializes in the research, development and manufacturing of Uninterruptible Power Supply (UPS), power inverter, solar inverter, Solar Charge Controller. --------Our comprehensive product lines include: Offline UPS, line interactive UPS, online UPS, power inverter, solar inverter, solar controller. Most products with CE, IEC certificate, specified certificates like SAA, SONCAP etc. IS9001 quality certificate, We are one of the authorized high tech enterprises by Chinese Government. --------Must solar with an excellent R & D team formed by over 50 engineers, and together 25, 000 square meter in-house manufacturing facilities in Shenzhen city and Foshan city, Guangdong, China. Our main markets are Africa, Middle East, South America, Europe. Such as: Russia, Ukraine, Italy, Kenya, South Africa, Nigeria, Pakistan, South America etc.