The increased in Chinese in Thailand, Cambodia and Vietnam resulted in a Chinese mestizo call Dai Viet (Vietnamese), that caused Malay to be sidelined in their own countries. They (Chinese mestizo) then evolved into Khmer (Cambodian), Thai, Hmong, Mong, Miao... They strive to make Malay extinct from the face of the earth and they have manged to conquer the Malay world.
So Thailand, Cambodia and Vietnam were former Malay land. Malay there got extinct because China and their hybrid conquered them. Then, she continued
Chinese are not the only one wanting to conquer the Malay world. Nations of Chinese mestizo are also continuing to destroy Malay.
"Malays are called lazy and not innovative, but it’s because the knowledge, the peoples who have the knowledge have gone extinct"
"Foreigners were jealous of us because of what Malays had, the expertise in mining gold and tin."
"When foreigners came to Tanah Melayu, they grabbed (our riches) and killed Malays, they took over our tin and gold "