According to sen-lin zhang, aggrandizement floor of 2004 cheapest wood balcony railing , China's total output of 150 million cubic meters, the result of sampling observation of industries, 20% to 30% for the unqualified products. "The current consumption idea still tend to price decking over a a slightly pitched flat roof ." Sen-lin zhang said,
"but the price reductions is the premise of products in research and development, environmental protection and service, etc." Power enterprises of aggrandizement wood floor industry reshuffle is building planter boxes vegetable garden on decking , from the perspective of the heal these "stubborn".
"Good floor produced only a third of the whole process of products." Guo said. China consumers' association in a consumer warning issued to the consumers also emphasized gray composite outdoor planters box , aggrandizement floor use must pay attention to the "3 f" : Flooring (products), Fixing (installation), Fittings (accessories).