Tianjin Yingkang Technology Co., Ltd. was established in Tianjin Economic and Technological Development Zone in 2003. It is committed to the development and application research of non-metallic mineral resources such as perlite, and produces and sells ultra-low temperature insulation materials, industrial filter consumables, agricultural and horticultural substrates, new building materials and other series The company has two wholly-owned subsidiaries including Langfang Yingkang Technology Co., Ltd. and Huanong Technology (Langfang) Co., Ltd., which are specialized high-tech enterprises engaged in the research and development, production, sales and construction of perlite products.