Migration period of ancient Burma flowing through Yunnan and the neighboring lands of Burma, Laos, Thailand, Cambodia and Vietnam. The basins of these rivers and their tributaries form deep, narrow valleys which, with the high parallel mountain ranges running generally north and south, constitute a favourable home for numerous ethnic minorities. Yunnan shares a long common border with Burma and many ethnic groups that live in Yunnan can also be found in Burma. Burma is like a big super-highway between India and China. India and China are the world's biggest and ancient cradles of civilization. High, snow peaked, rough and steep Himalaya mountain ranges block
Science and technology in Cambodia of electrical goods and telecommunications by foreign multinationals implanted in the country. Between 2008 and 2013, high-tech exports climbed from just US$3.8million to US$76.5 million. In 2014, the country adopted its "Cambodia Vision 2030", which aims to turn Cambodia into an upper-middle economy by 2030. In 2015, it adopted its "Industrial Development Policy 2015–2025". Cambodia is a member of the Association of Southeast Asian Nations (ASEAN), which formed a common market in late 2015 called the ASEAN Economic Community. The planned removal of restrictions on the cross-border movement of people and services is expected to spur cooperation in science and