Jin Mai Da Machinery Co., Ltd. was established in 1999, and during 1999--2005, the large-scale production of plastic steel auxiliary equipment - plastic steel cleaning machine, the national market share of 90%, more than 3 million sets.
In 2005--2009, mass production and large-scale production of aluminum parts and fittings, high-precision parts and accessories were favored by more than 170 enterprises in Ji'nan.
In 2009--2012, a complete set of aluminum alloy doors and windows was manufactured by single parts transformation, and more than 50 agents nationwide, producing and selling over 1000 sets of equipment.
In 2010, Kim Mai Da established the Ji'nan marketing center, based on the domestic market, developing foreign trade. The equipment is best-selling in more than 40 countries and regions.