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Tiandeli Co., Ltd was established in 2007, Tianjin New Port which is the largest import and export product distribution center in North China and Northwest China. Tiandeli Co., Ltd mainly supply sodium sulfide, sodium hydrosulfide and series products. The above products we focus on are all certified by SGS, BV, FAMI-QS ……  With 16 years exporting experience, based on strong delivery capability ,Tiandeli has got a stable cooperation relations with the worldwide customers.