Educational technology and equipment listed companies

1, Nanfang Co., Ltd. (60030 1): The company is an important production base of basic chemical raw materials in South China and the largest enterprise in China. Through capital operation and expansion, the scale of chlor-alkali company, a wholly-owned subsidiary of South China, has reached 1 1. Its main businesses include caustic soda, polyvinyl chloride, chlorinated paraffin, liquid chlorine, hydrochloric acid, hydrogen chloride, cement, food additives, aluminum foil, calcium carbide, chlor-alkali chemical (6006 18) series products and import and export raw materials. [2], Yaxing Chemical (6003 19):

The company is an enterprise that produces chlorinated polyethylene, polyvinyl chloride, caustic soda, chlorine and other PVC series new chemical materials. The production technology of chlorinated polyethylene is advanced, and its main products and production scale rank first in the world. (3) Shenyang Chemical Industry (000698): One of your main products is liquid chlorine. The company's annual output of liquid chlorine exceeds 60,000 tons. The advantages and disadvantages of chlorine are as follows: 100%. Effective chlorine, strong bactericidal power, low investment and low operating cost are one of the reasons for its use. However, as a disinfectant, chlorine has twice the pollution to human body, and the harm is obvious. [4], Hua Bin shares (60 1678):

The company's main business is the production, processing and sales of organic and inorganic chemical products. The main products used in propylene oxide industry are liquid ionic membrane caustic soda, ionic membrane caustic soda, sodium hydroxide, hydrochloric acid, food additives, industrial high-purity hydrochloric acid, hydrochloric acid, chlorine reagent (products) and crude oil demulsifier. Tomorrow, [5] Technology (60009 1):

The company's main products are: development and production of PVC resin, caustic soda, sulfuric acid, hydrochloric acid, phenol, hydrofluoric acid, anhydrous hydrogen fluoride, fluoride salt products, chlorine gas, calcium carbide, acetylene, high-pressure polyethylene, high-tech biological products, production and sales of electronic products, development, production and sales of computer hardware and peripheral equipment, sales of computer equipment, warehousing and leasing, information industry, network engineering and distance education services. [6], Taihua shares (60028 1):

Our main business is to produce and sell basic chemical raw materials and downstream products, including precious metals and caustic soda, liquid chlorine treatment, polyvinyl chloride, liquid chlorine filling and transportation of cyclohexanone and adipic acid, coke, tar, gas, methanol, methylamine, disodium, biochemical products, fine chemical products and high-tech chemical products (except gold and silver). The mechanical equipment and raw and auxiliary materials of our products for export business and import business need our enterprise (except country) label: