Ụgwọ nke ụlọ ọrụ China Zhuhai Tianhui Electronic Co., Ltd. E guzobere na 2002. Tianhui eletriki na-etinye aka na ngwugwu UV LED na usoro mmepụta zuru oke na ịdị mma na ntụkwasị obi yana ọnụ ahịa asọmpi. Ngwaahịa gụnyere UVA, UVB, UVC site na obere wavelength ruo ogologo wavelength yana nkọwa nkọwa UV LED zuru oke site na obere ike ruo ike dị elu.