The postal service in the Indian subcontinent, originally delivered by a system of relay runners.
（印度次大陆早期由人接力投送的）驿站邮政，驿站投递
Example sentencesExamples
Under her, about 50,000 employees, including nearly 25,000 gramin dak agents, deliver mail, sell postal stationery, insurance policies and help people open savings accounts.
Synonyms
post, letters, packages, parcels, correspondence, communications, airmail