At the beginning of the new year in 2019, intelligent integrated distillation apparatus, traditional Chinese medicine sulfur dioxide analyzer, and food sulfur dioxide analyzer were introduced. 8-hole HCA-102 constant temperature COD digester, 6-hole HCA-100 air-cooled COD digester, AE03 automatic extractor, CQQ-1000 * 3 jet extractor * one month. Welcome new and old customers to inquire.