We are the manufacturer and exporter of all types of sandstone, quartz, silica sand, soap stone

Saiida has just established in 2010. We treat acupressure ear seals mainly, which gaine much popularity among Japanese people. Saiida is capable of trading a large amount products, manufacturing and shipping. Saiida Arabic means happiness woman. We contribute to the beauty health ...

Ningixia Yongruida Carbon Co.,Ltd. established in 2014, located Ningxia, where is the biggest Production base of activated carbon, Specializes business carbon and additive. Our company covers an area 14,000 square meters has around 150 staff members. Furthermore, all products are ...