Qingdao Tengyu Environmental Protection Co., Ltd. , established in 2001 based in China, is a company engaged with engineering, procurement, supply., construction, operation of water treatment and biogas projects. As an EPC contractor we have carried out more than 100 sewage treatment projects covering the industries of paper making, seaweed, aquatic products processing, dyeing, beer making etc. with the capacities ranging from 100T/day to 20000T/day. Our company specializes in the treatment of sewage with complicated constitutes and high concentration of contaminants. Besides, we also undertake noise control, air purification etc. projects.