In a landmark case, two Chinese chemical company executives received significant prison terms for their roles in a conspiracy to import fentanyl precursors into the United States. Qingzhou Wang, the company's principal executive, was sentenced to 25 years in prison on September 18, 2025, while Yiyi Chen, the marketing manager, was sentenced to 15 years on August 22, 2025. This case highlights how U.S. law enforcement is targeting the entire supply chain of illicit drugs, from foreign manufacturers of precursor chemicals to drug traffickers. A Dangerous Business: The Case Against Amarvel Biotech The case centered on Amarvel Biotech, a Chinese chemical manufacturer that openly advertised and sold precursor chemicals used to make fentanyl. The company's executives, Qingzhou Wang and Yiyi Chen, knowingly shipped these chemicals to the U.S. despite being told they would be used for illegal drug production. They even continued to do so after learning that Americans had di...