Dongfeng Tianlong oil tanker vessel 1,original chassis 2,tank volume:22000L. 3,tank material:carbon steel. 4,3C and ISO9001. Dongfeng Tianlong oil tanker vessel1,original dongfeng chassis2,tank material:high quality carbon steel3,tank volume:22000L4,with 3C and ISO9001 certificate5,with oil truck/refuelling truck accreditation certificate6,reliable quality and the most preferential price7, famous ...