16 where is the crankcase ventilation of faw Bora? How many pipes are there?

Valve cover. Official website of FAW-Volkswagen introduced that in order to reduce exhaust pollution and improve engine economy, crankcase ventilation was installed on the valve cover. There are two crankcase ventilation pipes, one in front of the throttle and the other on the intake manifold. China FAW Group Co., Ltd. is located in Lvyuan District, Changchun City, Jilin Province, China, formerly known as FAW Group.