Sharemaestro, Pourin Special Welding Technology Co., Ltd. (301468), 2026-07-30, https://sharemaestro.com/evidence/c2aeb0b2-d1e4-4384-badb-c029542ac35f/ Record ID: c2aeb0b2-d1e4-4384-badb-c029542ac35f Record checksum: dac074a41e8f69fdb27e775ea9a110945a6e4c1c742c351d8028a0bf5e56458a