Hangzhou Welthink Electronic Co., Ltd

Established in 2005, Welthink is a leading professional manufacturer of electronic ballast and LED grow lights, located 2 hours away from Shanghai China by car. Its products are of good quality,energy saving, high efficiency, light, silent, environmental friendly, with UL, TUV, GS. CE.FCC, EMC approval, widely used in greenhouse, horticultural, hydroponics etc. [详细介绍]