Beijing Tihoo Technology Co., Ltd.  mainly researches and sells, develops, produces, and sells various building materials and engineering testing instruments and equipment. In recent years, we have developed various testing equipment with independent intellectual property rights and gradually launched them to the market. The categories of products already in production include: building energy conservation, building doors and windows and curtain walls, building materials, and municipal testing equipment; A complete set of technology entities with independent intellectual property rights has been formed.