Tianjin Jiete Imodoka itatu-inzira ya Catalytic Converter Co., Ltd yashinzwe muri Kanama 2007, iherereye mu mujyi mwiza wa Tianjin. Jiete izobereye mugushushanya & ubushakashatsi, gukora, kugurisha no kohereza ibinyabiziga bitatu bihindura ibinyabiziga, Catalists (DOC, DPF na SCR), ibisobanuro byinshi, mufflers. Igihingwa nyamukuru n’ibimera bitatu by'iteraniro, Jiete yubatse laboratoire zayo, ikigo cya CNC, Ikigo cyo gukaraba-ikoti cyo gupakira ikigo, ikigo cyo gukata laser, umurongo w’umusaruro wa robo. Kwiteza imbere no gukora. Nkumutanga neza ku isoko rya serivisi nyuma yo kugurisha, Jiete yatsinze ikigo gishinzwe kurengera ibidukikije muri Amerika (U. S. EPA) Gupima, no mubikorwa byo gukoresha ikizamini cya Californiya (USA CARB). Jiete ifite ubwoko 32 bwa patenti. Ibicuruzwa bya Jiete byose birashobora kuba byujuje uburayi Ⅱ, Ⅲ, Ⅳ, V na VI ibipimo byo kwiruka.