Beijing LDH Technology Development Co., Ltd waa shirkad ku takhasustay qalabka-soociddiisa gaaska. inta badan waxaa jira shirkado isku dhafan ee design, cilmi baarista iyo horumarinta, wax soo saarka iyo iibinta matoorrada nitrogen, matoorrada oxygen, matoorrada Allena iyo matoor dareere nitrogen. In ka sano ee soo-saarka iyo iibka, waxaan ku saaxiibada la kulmay ka adduunka oo dhan iyo aasaasay iskaashi wanaagsan. Products waa la dhoofiyo Bangladesh, Indonesia, Pakistan, Holland, Brazil, Australia iyo dalal kale.