Company News

Sealock (YiFuLong Outdoor Gear Co., Ltd.) has designed and produced welded waterproof bags for over 20 years, operating two facilities in Dongguan, China and Ho Chi Minh City, Vietnam, and produces for international outdoor and marine brands including OSPREY, Helly Hansen, West Marine, and CHUMS.

Sealock is a dry bag manufacturer supplying wholesale, OEM, and ODM waterproof bags to brands and distributors worldwide, with welding, tooling, testing, and quality control kept in-house across two factories.

DONGGUAN, China — [July], 2026 — A production run of see-through roll-top dry bags is moving through the high-frequency welding lines at Sealock (Dongguan Yifulong Outdoor Products Co., Ltd.) this week.