Hangzhou Daily The payment channel of West Lake Benefit United Insurance, a commercial supplementary medical insurance in Hangzhou, was closed at 24:00, 31^st March. With near 200,000 citizens buying the insurance on the last day, the total number of insured citizens reached 4,701,475. About 44% of Hangzhou citizens bought the insurance according to the total number of citizens who have taken part in Hangzhou basic medical insurance, which means 1 out of every 2.5 Hangzhou citizens has bought the insurance, making West Lake Benefit United Insurance the urban commercial supplementary medical insurance with the most customers in China so far.