Unfortunately, Vietnamese is not listed in your needed language. But if you change the plan, I would like to spread the word about CoTrader to my Vietnamese community.

Bitcointalk username: mosabhelal
I can translate: ANN, BOUNTY thread, WP and other materials
My previous works and contact: https://[Suspicious link removed]/7inMji
My Eth address: 0xA7a48bB53d0365b1aa5Ea0E1Be141e28eA3820D1
Thanks!