The Chinese government is planning to extend its rail service to Yadong, a few kilometers (miles) from Nathu La. Asia Times Online :: South Asia news, business and economy from India and Pakistan  In addition, the Government of India is planning an extension of rail services from Sevoke in Darjeeling district to Sikkim's capital Gangtok, 38 miles from Nathu La. North Bengal-Sikkim Railway Link – Railway Technology