Phosphatidylserine(PS) is a natural phospholipid and an important component of cell membrane. Its main function is to improve the function of nerve cells, regulate nerve impulse conduction, thus improve memory, improve cognitive function.PhosphatidylSerin
High Efficient Professional 2 Heads 3 Axis Professional Stone CNC Router Milling Engraving Machine. Stone CNC is specially designed for all kinds of stone processing.
It is floor standing at hotels, schools, banks, post offices and any other community places, and business places like conference room and counter desk and other inner positions for people to keep hand away from virus.
Large Diameter ERW Welded Pipe is mainly used in water engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation and urban construction.
PEX pipe, also known as cross-linked polyethylene pipe, is made of polyethylene material, and the linear molecular structure of polyethylene is transformed into a three-dimensional network structure through physical and chemical methods so as to improve t