Langtang valley Trekking starts from the lower Langtang Valley, the important trading route with Tibet; the influence is seen in the villages and peoples. Walking through the Langtang National Park, you may have the chance to see some interesting animals and birds. Animals like monkeys, musk deer and the national bird of Nepal, the colorful Daphne can be seen.
Continuing from Langtang valley to Kyangjin Gompa (3,740 m), we reach the site of the Yala Cheese Factory. There is a STOL airstrip at Chhaldang, a short distance east of Kyangjin. You should definitely visit the Yala Cheese Factory (4.633 m) and the small lakes because they are truly amazing. Yala can be reached within half a day from Kyangjin Gompa.
From Kyangjin Gompa, the pastures of Langsisa (4.084 m) lead to numerous glaciers. If you want to visit the local people, some huts in Langsisa can be reached within one day's walk from Kyangjin Gompa. During the Langtang valley trekking, you can climb the up Kyangjin- RI and enjoy spectacular views of Langtang and other Himalayan range. After the wonderful view from top back to same hotel, visit the Monastery, and explore Kyangjin valley rest of the time.
The best time for Langtang valley trekking is beginning of March to end of May and beginning of September to end of December. But, you can change the details of the journey according to your necessity.