62# xinhua south road,xinhe industrial zone

ZONHOW was established in 2011, predecessor DAZHONG was established in 2006. Today it is a global contender and one of the top-ranking manufacturers and suppliers of testing equipments worldwide. Wit...

Qualtech Products Industry is one of leading professional manufacturers and trading of instruments used in the coatings, paint, ink and laboratory testing, widely applied to all kinds of industry such...