This is a market activity that represents a multi-technology process. In cases where a product requires treatment, the market mix is provided by activities that treat the product as defined by the geographical location of the market, and these activities provide the treatment of the required product because they generate it as waste (recyclable) / waste (non-recyclable) in undefined processes (presented as negative inputs in the system model). Where relevant, transport to the treatment facility or losses are also accounted for in this type of market. This is the market for \"sewage\" in the South China region, which includes Guangdong, Guangxi, and Hainan. The dataset covers transport, freight within this geographical area from producer to consumer of the product.