Qingdao is a prefecture-level city in the eastern Shandong Province of China. Located on China's Yellow Sea coast, Qingdao was long an important fortress. In 1897, the city was ceded to Germany. From Wikipedia
Securing Moscow’s commitment on final S-400 batches at Qingdao underpins India’s broader drive to modernise its Sukhoi-30MKI fleet, explore S-500 acquisitions, fast-track Project Kusha development