China: Hands off Vietnam!
Register your protest with Chinese diplomatic offices in Vietnam:
PRC Embassy in Hanoi: 04-3845 3736, 903441338 – Fax: 04-3823 2826
PRC Consulate in Saigon: 08-3829 2457 – Fax: 08-3829 5009, 3823 1142
From outside Vietnam, use prefix +84