the first motor car ever made Commodity market refers to a fixed location, facilities, there are several operators admission management, tax respectively, the market management is responsible for the management, property management, centralized, publicly traded for tangible commodity trading places. This concept has three meanings: first, commodity market is a commodity trading place composed of transaction subject, transaction object, transaction carrier and other elements. Second, the commodity market is the place to provide services, which is a trading venue for producers and consumers to provide a certain quality of service. Third, the commodity market is the place to provide sensory experience. Therefore, commodity market is the product of commodity economy development to a certain stage. In 1934, professor rei, of the center for fluid mechanics, used model cars to measure the aerodynamic drag of various bodies in wind tunnels Awarded a UK patent, Senior’s PURe® range of energy-efficient aluminium windows and doors is the first on the UK market to benefit from an enhanced thermal barrier manufactured from expanded polyurethane foam (PUR). Traditionally used in cladding and insulation products, the innovative use of PUR as a thermal barrier in windows and doors gives the PURe ® range the potential to achieve U-values as low as 0.71W/m2 K when calculated as a commercial CEN standard window and 0.93W/m2 K when calculated as a CEN standard door. International online report (guo hao, China Radio International) : when it comes to South American wine, the first thing that comes to mind is the export of wine from Chile to Argentina. But in recent years, wine from the mountains of south Rio grande, southern Brazil, has been rising to prominence in the international wine market because of its crisp taste and high "cost performance". And China, a big consumer of wine, is a "key target" for Brazilian vintners. In the past year, Brazil has exported nearly 200,000 bottles of wine to China, and some Brazilian wineries have set up shop in China and even opened online stores. Brazilian red wine is quietly entering the Chinese people's table. Generally speaking, the interest rate varies according to the term of measurement, indicating that the method has annual interest rate, monthly interest rate and daily interest rate. Unlike trading or futures trading, currency trading does not need and possesses a particular market. All trades are executed Over The Counter (OTC) through high-speed interconnected electronic networks. The banks have their own dealing rooms and a lot individual traders trades from other home on specific encrypted foreign exchange trading software platforms. These trading platforms are generally of two sides as online or broker-side trading platforms and direct access or trader-side trading platforms. The fund's fourth consultation underlines the enormous uncertainty facing Britain in the ambitious task of negotiating an exit from the eu.