With the type of Well-Head equipment, as given above, manufactured by PARVEEN which includes Tubing Head Adaptors, Valves, Trees, Crosses, Top Connectors and Chokes, such items can be assembled together and assembly can be used to provide controlled access to the Tubing String bore and control the rate of production.

PARVEEN not only manufactures X-Mas Trees for single and multiple tubing string installation but also composite (block) X-Mas Trees for single and multiple tubing string installations. Testing of X-Mas Trees is done as per API-6A. Testings done are drift test and hydrostatic test.