As China strives to strengthen cooperation with neighbors on the western border, the province is building trade corridors with South and Southeast Asia, Hu Yongqi reports from Kunming

Pong Jaw has been involved in the jade trading business in Ruili, Yunnan province, for more than 20 years, bringing him wealth of more than 10 million yuan ($1.6 million).

His business is a microcosm of the trade between Myanmar and Yunnan.