HENGKO introducerer nye højtemperaturbestandige porøse materialer i 2020.

+86-755-88823250

+86-13631512422

+86-13428933969

ka@hengko.com

sales@hengko.com

f@hengko.com

h@hengko.com

+8618823815673

+86-13631512422

hkocn88