History - obc4d

obc4dOBC4D: Menghadirkan Game On Tebak Angka Berbasi Keberuntungan. Selamat datang di OBC4D, game on tebak angka satu-satunya di Indonesia yangAt present all countries have shifted the focus of oil and gas exploration to Ocean. As the main means of oil exploration in shallow sea areas, OBC (Ocean Bottom Cable) seismic exploration