Yiwu International Trade Market District 4 was opened on October 1, 2008. The market covers an area of 466mu (31.07 hectare), with a building area of 1,080,000 square meters. There are more than 17,000 booths and more than 22,000 business entities. The first floor of the market operating socks, leggings. On the second floor, daily necessities, gloves, hats, other needle-cotton. The third-floor deals with shoes, thread, lace, tie, wool, towel. The fourth-floor business bra underwear, belt, scarf. On the fifth floor, there is a direct selling center for production enterprises and a tourist shopping center. The direct selling center of production enterprises mainly introduces hat, swimsuit, scarf, painting industry, bra and underwear, shoes, daily necessities and other specialty industries. The basic service facilities in Yiwu international Trade Market District 4 are well-established. The market is equipped with supporting services such as a buyer service center and a leisure bar. Functional auxiliary rooms are set up on both the east and west sides of the market, covering modern logistics, e-commerce, international trade, financial services, catering services, etc., providing convenient services for customers' procurement negotiations. At the same time, the market has well-developed parking facilities. In addition to a large underground parking lot, there are also multiple ground parking lots and rooftop parking lots. Various vehicles can access each floor of the market directly through outdoor ring roads. The market construction adopts advanced design concepts from current international large-scale commercial centers and integrates multiple high technologies. It is equipped with high-tech hardware facilities such as central air conditioning, large electronic displays, broadband network systems, solar power generation facilities, rainwater recycling systems, automatic skylights, etc. It is a landmark building of modernization in Yiwu market.