In the letter, China said the Bangladesh and Global Studies textbook contains a map of the Asian region in which the territorial boundaries between China and India have been "inaccurately marked", particularly with regard to Arunachal Pradesh and Aksai Chin.
China complains about Arunachal Pradesh map in Bangladesh textbook Beijing asks Dhaka to correction maps depicting two territories as part of India.
China holds a large piece of territory called the Aksai Chin in Ladakh that it won during the 1962 war with India and claims India's northeastern state of Arunachal Pradesh as part of its province of Tibet.
Chinese diplomats claimed Bangladesh "incorrectly depicted the two territories" as part of India's territory in grade four textbooks and on the website of the Department of Survey, calling it a "factual discrepancy".
China also disputed the mention of Hong Kong and Taiwan as separate countries with trade relations with Dhaka in the Bangladesh and Global Studies textbook for students of grades nine and 10.
