About us

Markets
OJ have 12-years experience providing long-term service to many domestic enterprises and power plants all over the Mainland,China, and cooperating cloasely with nulti-national and international companies. Currently, OJ operates on the B2B market with focus on the export markets. Our main market segments are waste water treatment (e.g. Salty wastewater, Leachate from solid waste landfill) industrial circulating water treatment, boiler water treatment, central air conditioning water treatment, fabric leveling treatment and electronic product cleaning treatment.

We serve our customers by direct sales and through partners such as agents & distributors.


Production and Developement Sources
In order to better serve customers and keep up with the pace of technology, OJ invested ¥200,000 to build a state-of-the-art testing and R&D laboratory and built a professional scientific research team. We offer the customized treatment products based on the testing results of the water samples from domestic and international customers. OJ Lab has successfuly developed eight series of treatment chemicals, including salty wastewater treatment series, reverse osmosis membrane series, circulating water series, sterilization and algae treatment series and so on, which have been widely used.

OJ also collaborate closely with JESDE Environmental New Technology R&D Co., Ltd. in United States, and is authorized as the the only manufacturer and agent in the mainland. The quality of our products has reached or even exceeded the performance of similar products manufactured in US or Europe, and are well accepted by users from all fields.


History
Shandong Lingjing Environmental Protection and Energy Saving Technology Co., Ltd. was founded in 2004 and has been specialized in water treatment chemicals for 12 years. OJ has developed and own varieties of water treatment agents, covering a wide range of water treatment agents from monomers to composite agents.

We are dedicated to provide high-quality products and comprehensive 24/7 technical services for users, to help enterprise solve various problems encountered in production.