Shandong Dongni Environmental Protection Technology Co., Ltd. was founded in 2019, and a new export department was established in 2023. It is an enterprise that has been deeply engaged in humic acid industry for many years, and has a matured product system, quality testing system and professional foreign trade team. Committed to cooperate with international large enterprises and distributors to develop humic acid series products and promote the application of humic acid to the world.
products