SHANDONG ZHENTING JINGGONG PISTON CO., LTD is specializing in the production of piston and piston pin for automobile, motorcycle, diesel engines, universal gasoline engines as well as various internal combustion engines and so ***** has built a longterm business relationship with many domestic and famous foreign company suah as Zongshen, Loncin, Lifan, Yinxiang, Wangjiang Suzuki, Yamaha, Piaggio, TTI and so on. My company is the exclusive assembly factory of Zongshen, a famous motorcycle producing company in my country. My company covers 60000 square meters , with construction of 42000square meters and currently employs more than 2000 people