About Us

Shandong Crownchem Industries Co., Ltd.

Ruihai Group is a comprehensive chemical enterprise dedicated to the research and development, production and technical services of biological fine chemicals and functional casting materials. Whose investment entity is Shandong Ruihai Investment Co., Ltd.

Company Introduction

Since its foundation in 1999, adhering to the concept of converging technology to build centennial enterprise, our group have been forging ahead in an innovative spirit in multiple chemical industries, now being an approved supplier for many top brands, like PetroChina, Sinopec, Kazakh Oil, American Petroleum Company, etc. And also the appointed manufacturer for big oil service companies like Schlumberger, Halliburton. Green technology makes our company marching towards international markets in Middle Asia and Europe.

Our Group

At present, Shandong Ruihai Mishan Chemical Co., Ltd. is the core enterprise of our Group, which consists of South and West production plant locates respectively in Southern Industrial Zone and Qilu Chemical industry Park of Zibo City. There are nearly 500 employees including about 100 professionals and technical personnel, making the scientific research and development capacity and technical equipment level in the leading position among our counterparts.


Our Products

Our Group has set up plants successively in Zhangdian District and Linzi District of Zibo City, Marine Chemical Zone of Weifang City, Shandong Province, High-tech Industrial Zone of Huludao City in Liaoning Province. And also set up overseas branches in Kazakhstan and Uzbekistan respectively. We are providing the best products and solutions to global customers with strong strength. Our Group has formed acrylamide and polyacrylamide production line with the annual output of nearly 200,000 tons, 100,000 tons of furfuryl alcohol production unit, and 150,000 tons of casting chemicals and casting auxiliary materials, 200,000 tons of environmentally friendly solvents and other fine chemicals manufacturing base, some of which are still under construction.

Acrylamide And Polyacrylamide Annual Output
Furfuryl Alcohol Production Unit
Casting Chemicals And Casting Auxiliary Materials
Environmentally Friendly Solvents

High Scope

High Direction

Our products are widely used in many industries and fields, such as water treatment, oil exploration, paper-making, mining, pharmaceutical intermediates, new building materials, new energy and environmental protection materials, metallurgy, casting, anticorrosion engineering, etc.

Our company has been bearing the parallel concept of environmental protection and industry development. Leading and supporting innovation in green production and green technology through the wisdom and technological innovation of chemistry. Green chemical industry is both the direction and responsibility of Ruihai. Hard working makes great achievements, and igniting your passion with dreams.

Company Vision

Join hands with Ruihai to win the future!

International innovative thinking, top technology in the industry, strong technicalstrength and high brand value, achieved the glory and dream of Ruihai. The marketleading position will be further consolidated, with the help of capital market platform. In thetide of transformation and upgrading of the chemical industrywe shall keep up with thetrend, forge ahead and keep on shining. We will realize the enterprise value in the processof achieving partners and strive to be the world-class raw material supplier. Join handswith Ruihai for a win-win future.