Manufacture of petroleum, chloro-alkali, and phosphoric acid, related chemicals and derivatives. Storage, transportation, procurement and sales of aforementioned products and related chemicals. Import/export business of the aforementioned products and general merchandises. Sales and import/export agents of domestic and foreign chemical materials. Research and development of related chemicals. Promotion, exhibition, distribution and warehousing of general merchandises. Market development of computer software and data processing services. Technical services in process engineering, equipment operation and product manufacturing of related products and by-products. Subcontracting the construction of commercial building, civil housing, industrial factories, and warehouses. Sale/lease business and industrial park development commissioned by government authorities. Operation of recreation parks and golf courses with 5 holes or less. Investment and construction of parking lot based on the urban plan. Gas station operation, including the sales of gasoline, diesel, LPG, as well as lube maintenance. Investment and operation of power plant. Environmental protection contract, including civil, industrial and harzardous waste treatments and engineering serrios. Sales and import/export business of animal feed and feed additive.