Zhang weiping, graduated from Nanjing Forestry University in 1988.Mr Zhang has been worked in Huasheng Paper Mill in 1988-1998, and been responsible for the tissue production in Oji Nepia (Suzhou) in 1998-2007. In 2007, Mr Zhang joined in BTG China in charge of the promotion of application of ceramic blade in tissue production, and in 2008-2017, Mr Zhang worked in Suzhou Hengkang as the technical manager. In 2017, Mr Zhang joined in Nantian Nongke as the team leader of Tissue Department. Mr Zhang has extensive experience in the tissue production and application of paper chemicals during the past 40 years, and as the top technical expert in tissue production, Mr Zhang knows well about the relations between tissue paper machine and tissue chemicals. Mr Zhang is familiar with the process of paper making and is proficient in the solution of the tissue defects for all kinds of tissue papermachines. Besides, in terms of the training about the papermachine and the chemicals, Mr Zhang has done a lot for the renowned enterprises in this field.