Goldisgood, leading manufacturer of IR lamps and Quartz glass product since 2008, we offer OEM and ODM solutions to oversea customers for more than 10 years, we put great efforts in R&D, continuously launch new products, we are responsible and reliable with experience. Goldisgood has been Worked with the world's top 500 companies and China's top 500 companies for many years. Our clients:Canada ONEX group, American II-VI group, China Midea, China Hisense, China Huawei,