According to Colonel Nguyen Ngoc Chau, head of the drug fighting division of the provincial border guard command, those arrested are Luu Di Te, from Dong Van district, Vang Mi Pha and Thao Mi Sinh, both from Bac Me district.
All three men confessed to using social networks to meet two ethnic minority women and sell them in China for 14,000 yuan (US$2,099) per person.
One of the victims managed to escape and return to Vietnam and reported the case to relevant agencies.
Ha Giang province’s border guard command has been working closely with the province’s police and Chinese officials to rescue the remaining victims.
Colonel Nguyen Ngoc Chau said this year alone, the province’s border guard command had arrested 13 suspected of human trafficking and rescued 11 women and three children.