Our company, ChinaCapital Investment Trading Co.,Ltd, is a professional waterproofing materialcompany specialized in the scientific research, development,production, sales, engineering construction and technicalconsultation of waterproofing materials, has registered trademarksof Gold King Heibao and Shenzheng Heibao composed of Gold KingHeibao, Shenzheng Heibao and JHBW.Â