If you are a Web EDI vendor, please send your query to accountspayable.chinawwmg@bms.com. For paper copies - be sure you have mailed your invoice correctly to the correct Place of trade. Also check that you have fulfilled all the invoicing requirements.
You should be invoicing one of these companies :
Sino-American Shanghai Squibb Pharmaceuticals Limited (0089)
Bristol Myers-Squibb (Shanghai) Trading Company Limited (0231)
Bristol-Myers Squibb (China) Pharmaceutical Limited (0234)
Bristol Myers-Squibb (China) Investments Company (0406)
Please ensure the correct billing address is used as defined on the purchase order.