New Delhi, Oct. 16 -- Non-tariff barriers remain the biggest obstacle to trade between India and China, while the widening trade imbalance continues to weigh on bilateral economic ties, Union Finance and Corporate Affairs Minister Nirmala Sitharaman said on Friday.

Speaking at an interactive session titled 'India's Economic Edge' with Michael Kugelman of the Atlantic Council, on the sidelines of the World Bank-IMF Annual Meetings in Bangkok, Thailand, Sitharaman noted that India had consistently raised concerns over restricted market access for its products in China.

"So non-tariff barriers are the biggest hurdle in the trade between India and China. That is one, and second, if the approach globally that you see today, where imbalance i...