Greenhouse can provide the conditions of suitable illumination, moisture and temperature, raising the output and resisting the natural disasters. It can bring forward or backward the provision, remitting the contradictions of provision and demand.
T nuts are a big family , there are T nuts with prongs and with no prongs. Usually, It is used on furniture and some metal sheets connections. For T nuts with prongs, we currently produce six prongs, four prongs and three prongs, nuts with blind holes or
Air pollution, most people think of it as a problem of outdoor air, but did you know that of all the chemicals that the environmental protection agency monitors only two are found in higher concentrations outdoors than indoors.
PO is an abbreviation of polyolefin. Because of its advantages such as high light transmission, long-lasting drip-off fogging, aging resistance, etc., it has been widely used in the cultivation of agricultural greenhouse vegetables, and is one of the ver