Shanxi Hengda Leiao Bio-technology Co., Ltd. The chemical products include EM bacteria liquid and amino acid liquid; HD sulfur powder with sulfur as the active ingredient; Amitraz spray (500 ml) with amitraz; and HD Tau-Fluvalinate EC 30 ml. The machinery and tools comprise the HDWP-008J beekeeping wax presser made of iron steel, measuring 35 cm × 27 cm and weighing 15 kg, and the HDFS-016 solid wood bee brush with horse-tail hair bristles, sized 41 cm × 8.5 cm and weighing 84.3 g. Buyers can send an enquiry through Global Trade Plaza.