Topuwer established in 2014 in Shenzhen City, where is the China “silicon valley” . It is a comperhensive testing instrument provider engaged in design, research and development, production, before and after-sale service, such as spectrophotometer,colorimeter,haze meter,gloss meter,coating thickness gauge,roughness tester,hardness tester as well as other surface testing instrument. After over a decade of meticulous operation, the company has achieved remarkable growth, with products distributed to more than 50 countries worldwide, earning consistent praise from customers. We appreciate our customers’ trust and support, and we will continue to strive for excellence in product quality and service.