The Thai warning came as the U.S. expressed its grave concern about the most serious fighting in years between the Southeast Asian neighbors. The U.S. and China compete for influence in fast-growing Southeast Asia, and both have good relations with Thailand and Cambodia.

Chinese Foreign Ministry. When asked about China’s position as Cambodia and Thailand have recently expressed positive intentions to cease fire and end the conflict under the med

China has blamed “Western colonialists” for ongoing clashes on the Thai-Cambodian border that have left at least 15 people dead and forced tens of thousands to flee their homes.

"The U.S. already flunked the test and that should be a wakeup call," a former senior U.S. State Department official told Newsweek.

US President Donald Trump on Saturday announced that both the leaders from Thailand and Cambodia have agreed to meet immediately for ceasefire talks after three days of clashes

Thailand bombed Cambodia with F-16 fighter jets on Thursday, as relations between the two countries imploded following clashes on a disputed border near the Emerald Triangle.

Thai men's top seed Kunlavut Vitidsarn swept aside Malaysian Leong Jun Hao with a 23-21 21-7 win to march into the quarter-finals of the China Open on Thursday, while women's top seed An Se-young beat Sim Yu-jin 21-13 21-15 in an all-South Korean clash.

Taobao, China’s leading online shopping platform under Alibaba Group Holding, is experiencing high user growth in Thailand after launching a localized version for the market.