Tolong jelaskan mengenai Republik Rakyat Tiongkok dari BTR-60

BTR-60PB copy designed through reverse engineering.

BTR-60PB fitted with an additional radio set.

BTR-60PB modified by the MSW automobile plant for use during the martial law in Poland by ZOMO fitted with a two-sided breaker, weighting 1.5 tonnes, mounted to the front of the vehicle and a counter weight mounted to the rear of the vehicle. The breaker itself is made out of rail tracks and a dozen mm thick plate. It also has an additional protection on the OU-3 infrared searchlight as well as aerial seatbelts for the driver and commander.