Techincal communication of sodium sulfite project with Saudi Arabia customer

Hunan Maunsell Chemical New Technology Co, Ltd. is a professional technology company providing production process technologies of sodium hydrosulfite(Na2 S2 O4 ), sulfur dioxide(SO2 ), sodium pyrosulfite(Na2 S2 O5 ), sodium sulfite(Na2 SO3 ), and sodium formate(HCOONa). Mobile: +86-15200919216