The company was established in 1997，specially produce different kinds of hydrocarbon resin.It is the subsidiary of Henghe Materials & Science Technology Co., Ltd,located on the coast of the east China sea,the south of Hangzhou Bay,in the Ningbo Petrochemical Economic & Technological Development Zone.The company owns first class producing facilities,it has set up Enterprise Technology Center of Ningbo City。The employees have good overall quality,is senior professional technical management personnel take up 87.69% of all staffs.Annual total value of output of RMB 0.2 billion Yuan，it is the lead manufacturer of C5 hydrocarbon resin in China.
The company focus on introducing high-quality scientific research personnel and management personnel, vigorously introduce foreign similar products of advanced technology and equipment,the product quality and performance has reached the international advanced level.The company was certificated by ISO9001-2000f quality system and ISO14001-2004 environment system in 2006；It has set up Yonghua Chemical research institute cooperating with Ningbo University of Technology to develop new products.It was rated as advanced scientific and technological innovation unit of Ningbo chemical industrial zone,and Yonghua hydrocarbon resin was rated as Ningbo famous trademark.
The main product is C5 hydrocarbon resin which is designed for solvent based pressure sensitive adhesive,,hot melt adhesive,hot melt road marking system and rubber tire compounding with high performance.It has a wide range of cooperative relations with a number of well-known enterprises,supplying different kinds of hydrocarbon resin year-round.To satisfy the customers’requirements is the solemn promise of Yonghua,sustainable development is the persistent expectation of Yonghua.
