国产四区在线视频_成在人线免费av无码高潮水_六月色婷婷中文字幕_狠狠色丁香婷婷综合久久来来去

Nanjing Yuanming Chemical Co., Ltd. is located in Qiqiao Town, Gaochun District, Nanjing City. It integrates product development, cooperative production, sales and service. It adheres to the business philosophy of "Quality First, Service First", and focuses on CDMO and CMO pharmaceutical companies to provide precision Quality service. The company has professional project management personnel and technical research and development team, according to customer needs, customized fine chemical products of grams, kilograms to tons, and sincerely hope to cooperate sincerely with domestic and foreign customers and suppliers for mutual benefit and win-win results.

The company's main business: trimethylsilyl azide, ethyl azide, diphenyl azide phosphate, diphenyl chlorophosphate, p-nitrobenzyl alcohol and other superior products, welcome your inquiries.