In a few days ago, however

In a few days ago, however, CCTV reporter saw in shenzhen biggest mama bay sand pit, with thousands of large truck every day here, just the sea sand of the sea. Relevant market participants reported to the reporter, the building materials market in shenzhen, today has not see river sand conforms to national safety standard for building materials, construction of concrete mixing station, using the's all with seawater and sea sand washed sand "wash", and in accordance with the provisions, if must use sea sand, should by the fresh water. But reporters on the scene saw, flushing water of the sea sand, is sea water, fresh water is not used. In reporter investigating the whole process of both sand field and mixing plant, construction use sea sand is already an open secret. As industry personnel, shenzhen large amount of sand used in construction, river sand is far from supply and use of sea sand is inevitable result.