Founded in 1998,Yantai Roho Environmental Protection and Energy Co.,LTD,is a company of professional and high-technology, which is committed to the research and development range over the intelligent non-negative pressure water supply equipment,industrialize water treatment and engineering, the new generation of water treatment chemicals, non-phosphorus scale inhibitors, chemical cleaning, sewage treatment and water treatment process designing located at Laishan district of Yantai Shandong Province where the traffic is convenient and scenery is beautiful.

Our company has more than...