No.166, Zhongshan Road, Shijiazhuang, China,
CHINA HONGDA CHEMICALS GROUP LTD established in 1998, Products passed the ISO9001 international quality system certification and ISO14001 environmental certification. The company will be as past to adhere the" strong science technology ...
mercury, sodium cyanide, urea, ethyl alcohol, sodium hydroxide, zinc oxide, titanium dioxide, tin ingot, lead ingot
