Lào Cai Province than with snowing conditions. Fog and frost are a common phenomenon in the province. Lào Cai is a mountainous region. In the northwest of the province is Phan Xi Păng (also called Fansipan; elevation , snow covered during winter season), Vietnam's highest mountain. It is located in the Hoàng Liên Sơn and the Hoàng Liên National Park. The Sa Pa Mountains form the western part of the province. While the province is drained by over 100 rivers, the main river that bisects the province is the Red River, (), the most significant river of northern Vietnam, which flows out of
Layman Pang in a river. Following this, the family began to lead an itinerant lifestyle, travelling around China and visiting various Buddhist masters while earning a living by making and selling bamboo utensils. It was during this period, beginning around the year 785, that Pang began to study under one of the two preeminent Chan masters of the time, Shitou Xiqian, at Nányuè Mountain, one of China's sacred mountains. Upon arriving at the mountain, Pang went directly to Shitou and asked, "Who is the one who is not a companion to the ten thousand dharmas?" At this question, Shitou placed his hand