SHANGHAI - After positive Phase II results in the United States last year, Chinese pharmaceutical company Tasly Group has announced an investment of $40 million to build a manufacturing facility and training center in Maryland to help introduce its Compound Danshen Dripping Pills (CDDP) to the American market

From requiring early notification to whole-process involvement, China is clearing a path for a far-reaching new biosecurity law, which if implemented will pose high hurdles for international firms planning to conduct clinical studies in the country, industry observers say.

In a bipartisan move, the US Senate is moving to impose new rules on companies - including those from China - seeking US initial public offerings, adding further uncertainty over such plans and further stoking trade tensions.