http://www.zh-papermachine.com/ Corrugated Paper Production Line factory Our History Qinyang Zhihua Trade Co., Ltd. was established in 2019 and is one of the most professional paper machine manufacturers in China. The company is located in Qinyang, the hometown of Chinese paper machines. Zhihua Trade provides the design, manufacture, installation and service of waste paper pulp equipment and complete sets of papermaking machinery with an annual output of less than 200,000 tons per machine. Zhihua's products have stable quality and superior performance, and have been widely praised and trusted by customers. The domestic market covers