Shandong Wanhao Paper Group Co., Ltd., formerly the state-owned Linqu County Paper Mill, was founded in 1966. In 1994, it was approved by the provincial government to set up a joint stock company with a registered capital of 19.09 million yuan. Linqu Yulong Paper Co., Ltd., Shandong Longde Composite Technology Co., Ltd., Linqu Paper Industry Chemical Co., Ltd. The group is located at 5311 Huate Road, County Economic Development Zone, covering 420 mu. It has 1200 employees and a total assets of 680 million yuan.

Shandong Wanhao Paper Group has two filter paper production lines, four special paper production lines, one copperplate paper production line, one cultural paper production line, two domestic paper processing production lines, two paper chemical production lines and one packaging material production line. Among them, filter paper production line and copperplate paper production line are imported from abroad, and advanced constant temperature and humidity laboratories have been established. Various testing and testing instruments have been imported from abroad. The annual production capacity of machine-made paper is 120,000 tons, and the main products are: industrial filter paper (alcohol-soluble, water-soluble), separated base paper, transfer printing paper, marker paper; white kraft paper, natural kraft paper, oil-proof paper, food packaging paper, hamburger (base) paper, spray film base paper, lining paper, acid packaging paper, handbag paper; carbon-free copy base paper, heat-sensitive base paper; copper plate paper, double-glue paper, dictionary paper. Anti-counterfeiting paper, colored fibre paper, art paper, stamp paper, toilet paper, tissue paper, napkin paper, as well as paper chemical materials, packaging materials and other eight series of more than 30 varieties. "Wanhao" and "Century Pigeon" trademarks were rated as well-known trademarks in Shandong Province. Copper plate paper and carbon-free copy base paper were rated as famous brand products in Shandong Province.

Shandong Wanhao Paper Group has been rated as a provincial "contract-abiding and credit-abiding" enterprise for more than 20 years. It is one of the top ten quality enterprises in China's paper industry, one of the top 100 industrial enterprises in Weifang City, one of the 100 well-known enterprise groups in Shandong Province and the trusted product units of consumers throughout the country. It is the "AA" level customer of CCB and one of the best credit and honest customers in Weifang's banking industry. Enterprises have passed ISO 9001 international quality system certification, ISO 14001 environmental management system certification, food paper packaging QS certification, OHSAS occupational health and safety management system certification, China Environmental Mark (II) product certification, FSC forest certification, TS/16949 automotive parts quality management system certification, obtained anti-counterfeiting material production license, and passed the cleaner production audit. At the same time, the group was recognized as "Shandong High-tech Enterprise" by the Provincial Science and Technology Department, awarded "Weifang Automotive Filter Paper Engineering Research Center" by the Municipal Science and Technology Bureau, awarded "Weifang Engineering Laboratory" by the Municipal Development and Reform Commission, and listed in Shandong Property Rights Trading Center (referred to as "Longde Science and Technology, equity code 300239).

Shandong Wanhao Paper Group has always adhered to the business philosophy of "quality first, reputation first, let customer risk be reduced to zero", and wholeheartedly provide customers with first-class products and services.