Renchuang group is a typical industrial high-tech private enterprise, which developed by technological innovation in the field of traditional industry, integrate scientific research, production and management into one group. The headquarter is locate in Beijing high-tech development zone -the Shangdi base of information. Nowadays five corporations and one academe constitute Renchuang group. Our group consists of one parent company and several subsidiary company: Beijng Renchuang technology CO. Ltd is the parent company, with responsibility of management, investment, financing and trade; we have the R&D center¡ªBeijing renchuang manufacture technology academe, industrialization center Beijing renchuang casting CO.Ltd (filiale in Changchun, in Shiyan and production factory in Miyun, Beijing ) and Beijing renchuang technology devolopment CO.Ltd. We have many person with ability of science and rearch, production and management. All of them are innovative, diligent and tough spirit. (The work force is 120, which include 3 doctor, 9 master and 35 bachelor; besides, there are 12 chief engineer and one expert enjoying state subsidy). 48 productions of scientific research with independent intellectual property belong to our group, it include ¡°technology of heat-resistant resin coated sand¡± that was awarded the state inventive prize and the ministerial scientific and technologic progress first-class prize , ¡°technology of solidified fleetly resin coated sand¡± that achieved the state first-class prize of inventive patent and other 21 patent. The business scope: casting, oil, chemical

technology etc. The main production: ¡°changchengpai¡± and ¡°renchuangpai¡± resin coated sand used for foundry; proppant (resin coated proppant); ¡°renchuangpai¡± UP resins used for colliery as .the main product of ¡°changchengpai¡± and ¡°renchuangpai¡± is sold well in home market and many countries and areas of Asia and Europe . Renchuang working philosophy: what you need, what we create. Renchuang working guideline: productive individuation, comprehensive service, creating value for customer, actualizing value of ourselves. Renchuang responsibility: Renchuang personnel consider developing national industry as our responsibility, contribute our intelligence, technology, product and service to society and benefit human. 2 subsidiary company introduction

(1) Beijing renchuang science and technology company, Ltd Beijng Renchuang technology CO. Ltd is the parent company of renchuang group, with responsibility of management, investment, financing and international trade. Address: the 5th floor of the science and trade buiding in shangdi base of information of haidian, Beijing China Postalcode: 100085 Tel: +86-010-62965730

(2) Beijing Renchuang casting company. Ltd Beijing Renchuang casting company. Ltd was altered

from Beijing Changcheng new casting technology development CO.Ltd , it is a joint-stock company now, and is the subsidiary company of Beijing renchuang science and technology CO.Ltd. It make up of Beijing Renchuang casting subsidiary company in Changchun , in shiyan and Beijing production base in Miyun 3 filiales. Its responsibility is bringing about industrialization of new casting technology, new casting material and new casting equipment that be devised by Renchuang casting technology academe. It has been a Beijing high-tech company, and also been named ¡°the Demonstration base of technology innovation action¡± by the state youth unoin and league committee.

We have taken up with the quality of product, service, favorable environment, and safe civilized production, all of that are continuing. We passed the ISO9001 international quality management certification in Augest 2000, and achieved the ISO14000 international environment management and ISO18000 occupation health safety management certification in June 2004. The main product of company is ¡°changchengpai¡± casting resin coated sand , ¡°renchuangpai¡± solidified fleetly resin coated sand, ¡°changchengpai¡± sand and casting dope etc. Guideline including quality, environment, health and safety: fulfilling demand, careful production, credit and keeping the peace, environment safeguard and safety, kindheartedness and innovation, benefit and development.

Address: No.28 south of shuiyuan road in industry development district of Miyun, Beijing China

Postalcode: 101500 Tel: 89090770-15

(3) Beijing renchuang technology development company, Ltd Beijing renchuang technology development company, Ltd is the subsidiary that be holden by Beijing renchuang science and technology company, which answer for industrialization of new technology that has been devised by renchuang academe. There are modern factory and production base.

Address: No.28 south of shuiyuan road in industry development district of Miyun, Beijing China

Postalcode: 101500 Tel: 89090771-15

(4) Beijing renchuang manufacture technology academe Beijing renchuang manufacture technology academe is the R&D center with responsibility for research and development. They have cooperated with many domestic and foreign university and academe. The academe possesses of three labs: casting material lab, chemical synthesis lab, oil material lab, and three workshops: casting shop, oil material shop, chemical synthesis shop.

There have been more than 40 patents and proprietary technics since it was founded. Now, they are innovating at the speed of more than 5 patents every year.

Address: No.28 south of shuiyuan road in industry development district of Miyun, Beijing China

Postalcode: 101500 Tel: 89090770-10

(5) The history

1) Beijing changcheng new casting technology development company was founded in 1992;

2) Beijing renchuang science and technology CO.Ltd was founded in 1996;

3) Beijing changcheng new casting technology development company was transformed into Beijing

renchuang casting CO.Ltd in 1997, renchuang group was founded;

4)Renchuang group cooperated with the first foundary of dongfeng motorcar company, and founded resin

coated sand productive base in shiyan (subsidiary) in 1998;

5)renchuang group cooperated with foundary of the first motorcar company, and founded resin coated

sand productive base in changchun (subsidiary) in 2000;

6)base of production was established by Beijingrenchuang science and technology CO.Ltd in industry

development district of Miyun in 2000, and its acreage is 33000 square meters.

7) Beijing renchuang technology development CO.Ltd was founded in 2001;

8) Beijing renchuang manufacture technology academe was established in 2002