Shandong Tongjia inji Co., Ltd. ne a Shandong Jining kasa high-tech masana'antu ci gaban yankin, shi ne m kamfanin kungiyar, masana'antu, cinikayya, shi ne mataimakin shugaban kasar Sin roba inji masana'antu kungiyar, mataimakin shugaban kasar Sin roba sarrafa masana'antu kungiyar, high-tech kamfanin, kasar Sin patent tauraron kamfanin. Kamfanin ya wuce ISO9001, ISO14000, OHSAS18000 kasa da kasa gudanarwa tsarin takardar shaidar, yana da "mai hankali filastik kumfa inji bincike cibiyar" da kuma "lardin Shandong m kamfanoni fasaha cibiyar", ci gaba da bincike da ci gaba da daban-daban bayanai na filastik inji kayan aiki samar da layi, da kuma wuce EU CE takardar shaidar, kamfanin ya mamaye kayayyakin ne: CO2 kumfa XPS extrusion allon kayan aiki, mai hankali EPE kumfa kayan aiki, high-gudun mai hankali geotechnical grid kayan aiki, babban diamita karat bututun kayan aiki, filastik extrusion net kayan aiki, kore muhalli-tsabta itace filastik kayan aiki, super-babban biyu allon allura inji da kuma cikakken atomatik kwakwalwa molding inji da sauran daban-daban bayanai na mai hankali kore muhalli-tsabta filastik inji sabon kayayyakin, da yawa daga cikinsu ya yi aiki a kasar Manyan kayayyakin kamfanin an lissafa su a matsayin shirin fasal na kasa, shirin asusun kirkire-kirkire na fasaha na kasa, da sauransu, tallace-tallace na kasuwa sun shiga duk faɗin ƙasa da ƙasashe da yankuna sama da 80 a duniya, kuma an yi rajistar alamar kasuwanci ta "TONGJIA" a ƙasashe da yankuna 46. Ku shiga sabon zamani kuma ku fara sabon tafiya! Shandong Tongjia bi da ra'ayin "kimiyya da fasaha ƙirƙirar kyakkyawa, amincewa ta samo asali ne daga inganci", tare da karfi kamfanoni haɗin karfi, m fasaha, cikakken sabis, ba za a manta da farkon zuciya, da kuma ci gaba da aiki tare da abokan gida da kasashen waje tare da rubuta masana'antu sabon labari!