According to the latest IAAF figures released on June 4,2018, a total of 205 synthetic track surfacing products have been certified worldwide. Among them, 47 IAAF certified Chinese runway products, from 38 enterprises (including foreign-invested enterprises in China) , including Tianjin Dingxing rubber and Plastic Co. , Ltd.'s prefabricated rubber runway. Here's a list of products from China (listed in order on the IAAF website) :

（Tianjin Dingxing received the IAAF certificate）

Tianjin Dingxing is a high-tech enterprise which focuses on the research, production and sales of "prefabricated rubber runway" . Its brand-aolida prefabricated rubber runway, using natural rubber and other raw materials, non-toxic and harmless, and in the production, transportation, storage, construction and use of the whole process of safety, environmental protection, really from the source to ensure health and environmental protection. Tianjin Dingxing prefabricated rubber runway, as a non-toxic harmless, safe and environmentally friendly green product, was widely concerned and respected by all sectors of society when the "toxic runway" incident was pushed to the top of the storm, especially suitable for the use of campus space.

The IAAF, or International Association of Athletics Federations, is the official body that organizes and administers international track and field events. Its main responsibility is responsible for the formulation of track and field competitions and performance requirements of track and field equipment specifications; Iaaf Competition Rules require that only IAAF certified venues and equipment can be used in international track and field competitions. OBTAINING IAAF certification is equivalent to giving the product a "safe and reliable" gold logo.