LONDON--Soco International PLC (SIA.LN), an international oil and gas exploration and production company, said Monday that the first flow of crude oil and gas from the H4 Wellhead Platform or WHP-H4 of the Te Giac Trang Field occurred on July 6, ahead of schedule.

MAIN FACTS:

-The start of production has been achieved over one month earlier than scheduled and nearly a year ahead of the original approved development plan.

-Production from the field, currently 42,000 barrels of oil per day or BOPD, will now be increased to the 55,000 BOPD processing capacity of the 'Armada TGT 1' FPSO.

-Simultaneously, the PetroVietnam Drilling Services Corporation rig, the PVD-II, has arrived on location at the H1 Wellhead Platform and commenced drilling the conductor sections of a four well, infield development drilling program.

-The block is operated on behalf of SOCO--30.5% and its Partners, PetroVietnam Exploration & Production Corporation--41% and PTT Exploration and Production Public Company Ltd--28.5%, by the Hoang Long Joint Operating Company which was established in 1999.

-Soco International shares closed Friday at 331.6 pence, valuing the company at GBP1.10 billion.

-Write to Razak Musah Baba at razak.baba@dowjones.com