Fire at an electric bike storage area on the premises of an apartment building in China's Shanxi province... Could it be arson? - Chinese report

A woman in her 70s has been arrested by police for allegedly setting fire to an electric motorcycle storage area on the premises of an apartment building in China's Shanxi Province.
Early on the 28th, a fire broke out at an electric bike storage area in an apartment building in Houma City, Shanxi Province.
and several electric bikes were set on fire. A resident of an apartment complex said, ``I was inside my house when suddenly I heard a sound like glass breaking outside.I later learned that a fire had broken out at the electric motorcycle storage area.
It seems that many motorcycles were completely burnt down.'' It is said that 44 electric motorcycles were destroyed in the fire. No human casualties were reported.
A subsequent investigation determined that the fire was suspected to be arson, and police began an investigation.
A 74-year-old woman has been taken into custody as a suspect. Police have taken the woman into criminal custody and are conducting an investigation.