Hunan Wisdom Technology Co., Ltd. is a ceramic and glass material enterprise that integrating R&D, production and sales since 2003. Located in Changsha City . Research and development production of high quality inorganic pigments like inclusion stains, gold liquid series, complex inorganic color pigments, zirconium series and cobalt series pigments and other chemical raw materials.Our factory  adopts the world-class fully automated intelligent equipment to ensure the capacity and stability of the company's products. Our products comply with world's most strict  standards, GOTS, ZDHC MRSL, US standards and EU standards. The enterprise has been certified by ISO-9001 quality management system as well. At present, "COLOBBIA" brand series products have got the recognition and praise  famous garment brands, and have gained great market popularity. Our products are good selling not only in domestic market, but also in international markets, we have a deep cooperative relationship with dealers and ceramic tiles ,porcelain , glass factories from Bangladesh, India, Indonesia, Cambodia, Vietnam, Pakistan, Turkey, Iran, Africa, America, etc.