[2][3] The CS35 was formerly known as the Chang’an S101 during development phase, however the name was dropped and the CS naming system for new Changan CUV and SUV products was created.

[4] The CS35 was designed by the Changan design center in Turin, Italy, and it was Changan's first attempt at making a CUV/ SUV with it also being the smallest CUV of the range before the CS15 was launched.

[5][6] A facelift of the CS35 was launched in 2017 featuring redesigned front and rear lamp inserts.

Engine options of the 2017 Changan CS35 is a 1.5 liter turbo engine and a 1.6 liter engine, mated to a 5-speed manual transmission or a 4-speed automatic transmission while producing a maximum engine power of 115.0kW, equivalent to a maximum horsepower of 156PS, and a maximum torque of 210 N · M.[7] Launched in 2019, the COS5° (Kesai 5) is a subcompact crossover SUV based on the Changan CS35 and rebadged under the Oshan sub-brand of Changan Automobile.

The design of the 2020 facelift model has been mainly restyled in the front fascia while the other parts remains mostly the same.