1995, Guan Hao company was completed and put into production, specializing in the production of special paper and microcapsules such as carbonless copy paper and thermal paper, and won the title of "Guangdong High-tech Enterprise"; At the end of the same year, Zhanjiang Xingang Special Paper Co., Ltd. was established, specializing in processing and printing special paper.
1996, Guan Hao company successfully developed thermal fax paper, which filled the domestic blank and was included in the national torch plan project.
1997, Xinya Industrial Co., Ltd. of Zhanjiang Economic and Technological Development Zone and Huaheng Development Company respectively transferred 26% and 25% of their investments in Guan Hao Company to Hong Kong Longfei International Investment Co., Ltd. (a wholly-owned subsidiary of Guangdong Cai Yue Investment Co., Ltd. in Hong Kong). After the transfer, Longfei Company, Xinya Company and Huaheng Company respectively hold 5 1% and 39% of the investment of Guan Hao Company. In the same year, Guan Hao Company was recognized as a national key high-tech enterprise, and microcapsules for carbonless copy paper were included in the key project of the National Torch Plan, and the supporting project-Zhanjiang Guanlong Paper Co., Ltd. was established with an annual output of 50,000 tons of advanced coated base paper.
1997, the company's carbonless carbon paper microcapsule project was listed as "the key project of' 97 National Torch Plan" by the State Science and Technology Commission, and was awarded the only "quality certificate" for microcapsule production in China by BASF, a world-renowned chemical group. The company's "Guan Hao" brand carbonless copy paper was rated as "Guangdong Famous Brand Product".
1998, the second paint production line expanded by Guan Hao Company was completed and put into operation, with an annual production capacity of 23,000 tons; In the same year, the engineering technology research and development center was established.
1999, the shareholding system transformation was completed, and Zhanjiang Guan Hao Paper Co., Ltd. was changed from a limited liability company to a joint stock company-Guangdong Guanhao High-tech Co., Ltd.; In the same year, Guan Hao Hi-Tech obtained the ISO900 1 quality management system certification issued by TUV.
In 2000, Guan Hao Hi-Tech passed the double evaluation recommended by China Academy of Sciences and Ministry of Science and Technology of China, and became a high-tech enterprise. Passed the ISO 100 12 measurement system certification.
In 2002, Guan Hao Gaoxin passed the examination meeting of China Securities Regulatory Commission; "Guan Hao" trademark won the title of Guangdong famous trademark; Breakthrough progress has been made in the 700,000-ton pulp project, and the proportion of capital contribution and the source of funds have been clarified.
In 2003, with the approval of the China Securities Regulatory Commission, Guan Hao Gaoxin was listed on the Shanghai Stock Exchange, with the stock code of "600433" and the securities referred to as "Guan Hao Gaoxin" for short.
In 2004, the third paint production line expanded by the company was completed and put into operation, with an annual production capacity of 65,000 tons.
In 2005, the company introduced the fourth paint production line. After completion and production, the company's annual total production capacity reached 6,543,800 tons.
In 2006, the company formally implemented the share-trading reform plan and successfully completed the share reform.