Skip to Videos All | Acupressure | GB 21 Pushing + Descent. How to locate Acupressure point GB21 to aid the pushing stage of labour. BL32 Back Pain + Regulate Contractions How to locate Acupressure point BL32 that helps to regulate contractions + relieve back pain during labour. LI4 Regulate Contractions + Manage Pain. How to locate Acupressure point LI4 and how to use it for birth preparation and during labour to regulate contractions and manage pain