Along with the development of the national economy and the improvement of people's living standard, the rapid growth of demand for refined oil, due to China's production of refined oil products raw materials - crude oil supply, a lot of crude oil import, the product production cost increasing, lead to a rapidly increasing demand of product oil substitutes - alcohol, according to the statistics in grain goods tapioca mainly for the production of alcohol in the class.

At present, shandong rizhao port has become China's largest tapioca import port. The throughput of tapioca in rizhao port was 1.5 million t in 2005, and it is estimated that the throughput of tapioca in rizhao port will reach 2 million t in 2010.

In order to meet the needs of specialized transportation of rizhao port and maintain the position of rizhao port in the cassava dry transportation market, it is urgent to build specialized cassava dry berthing. Therefore, rizhao port (group) co., ltd. specially designs and builds cassava dry dock project in rizhao port.

In August, 2006, the company signed 16 sets of cassava filling and packing systems with China national heavy machinery corporation (general contractor of cassava dry dock project in rizhao port).

In April 2007, the company signed a modification contract for 6 sets of alumina bagging machine with the third port corporation of rizhao port (group) company.