According to customs statistics in China, the volume of bilateral trade between China and Turkey in 2005 totaled US$ 4.87 billion, up 42.8 percent over the preceding year, among which China's exports to Turkey jumped by 50.7 percent to arrive at US$ 4.25 billion, while China's imports from Turkey reached US$ 0.62 billion, an increase of 5.1 percent. China enjoyed a trade surplus of US$ 3.63 billion with Turkey. China mainly exported to Turkey electro-mechanic products, audio-video instruments, machinery, motor vehicles and their spare parts, plastics and plastic products, and mineral fuels. China's main imports from Turkey included, among others, mineral products, iron and steel, inorganic chemical products, certain machinery and its components, and chemical short-staple fibers.

According to the figures released by China's Ministry of Commerce (MOFCOM), in 2005, the turnover of the completed engineering contracts and the volume of the newly signed engineering contracts by Chinese companies in Turkey stood at US$ 71.70 million and US$ 55.21 million respectively, and the turnover of the completed labor service cooperation contracts by Chinese firms in Turkey came into US$ 1.39 million, with no newly signed labor service contracts.

Upon the approval or on the record of MOFCOM, one Chinese-funded non-financial enterprise was set up in Turkey in 2005, with a contractual investment of US$ 0.35 million.

According to MOFCOM, companies from Turkey invested in 31 projects in China in 2005, with a contractual investment of US$ 34.84 million and an actual utilization of US$ 22.16 million.