
Cixi Heroos Sealing Materials Co.,Ltd manufactures industrial gaskets, sealing materials, and gasket-making machinery, delivering one-stop sealing solutions with strong in-house R&D and production capability.
Cixi Heroos Sealing Materials Co.,Ltd is a sealing manufacturing enterprise integrating research and development, production, and sales across sealing products, sealing materials, and sealing equipment. The company supplies industrial gaskets, gland packings, gasket sheets, sealing raw materials, stainless steel strips and coils, as well as gasket machines and related equipment for customers seeking a single-source sealing solution.
HEROOS® products are widely applied in flange sealing structures for industries such as chemical processing, oil & gas, and power generation. The company offers a broad range of gasket and packing options, including OEM packing solutions tailored to specific application needs, with production steps controlled from raw materials through to finished products.
The company operates from Cixi, Ningbo, and serves customers domestically and internationally. It emphasizes competitive pricing, quick turnaround, responsive customer service, and reliable export packaging to support timely delivery. The manufacturing site is stated to cover 8,000 square meters and the workforce is stated as more than 300 staff.

HEROOS® integrates research and development, production, and sales to deliver sealing products, sealing materials, and sealing equipment as a single-source solution for industrial customers.
The company operates an integrated model covering sealing finished products, raw materials, and sealing machines to support end-to-end procurement for gasket and packing applications.
HEROOS® supplies gasket metal steel strips and coils, including chamfered and pull-grooving metal bending coil options for sealing applications.
In addition to conventional products, the company provides OEM packing solutions to meet customer-specific requirements.
Production is controlled across every step, from raw materials through to finished products, to support consistent and dependable sealing performance.
Customer service is positioned as a core strength, with a focus on same-day responses to requests and the flexibility to support orders without minimum order requirements.
The company works to confirm delivery schedules and provides high-quality, reliable export packaging to support international shipments.
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