Yunnan Yi Xi Industrial Co., Ltd. was established in April 1939, formerly known as Yunnan Southwest Instrument Factory, and was restructured into Yunnan Yi Xi Industrial Co., Ltd. in March 2002. In March 2005, with the approval of the State-owned Assets Supervision and Administration Commission of the State Council, China Southern Industrial Group Corporation (hereinafter referred to as "Southern Group"), Southern Industrial Assets Management Co., Ltd., Yunnan State-owned Assets Management Co., Ltd., Wuhan Changjiang Optoelectronics Co., Ltd. and Kunming Yifengda Trading Co., Ltd. were the sponsors. The shareholding ratio of the five promoters who changed to Yunnan Yi Xi Industrial Co., Ltd. is: Southern Group holds 24.09%, Southern Industrial Assets Management Co., Ltd. holds 70.00%, Yunnan State-owned Assets Management Co., Ltd. holds 5.00%, Wuhan Changjiang Optoelectronics Co., Ltd. holds 0 .50%, and Kunming Yifengda Trading Co., Ltd. holds 0.4 1%. On March 28th, 2005, with the approval of Yunnan Administration for Industry and Commerce, we obtained the Business License of Enterprise as a Legal Person with the registration number of 530000 1002272. On July 8, 2008, China Securities Regulatory Commission approved the public offering of no more than 73 million new shares with the Reply on Approving the Initial Public Offering of Yunnan Yi Xi Industrial Co., Ltd. (No.903 [2008] of the CSRC). On August 4th, 2008, Shenzhen Stock Exchange approved the listing of ordinary RMB shares of Yunnan Yi Xi Industrial Co., Ltd. (SZS [2008]No. 1 10) with the stock code of "02265". After the successful listing and financing, the company went through the business license change registration formalities in Yunnan Administration for Industry and Commerce, and obtained the Business License of Enterprise as a Legal Person with the registration number of 5300000000 17389. Legal Representative: Wulin.