D&O is the first company in the United States to develop custom manufacturing service as a major part of its business. D&O offers the following advantages to customers:

In house technical and manufacturing expertise to assist in the transfer of technology and process development work.

Capability of handling most kind of chemistry or unit process, whether hazardous or requiring sophisticated technology.

Low labor and overhead costs at overseas facilities, where savings are passed along to the customer.

Total responsibility for quality and ontime delivery of products under " Project management ".