Keshun Waterproof Technology Co.,Ltd.: history, ownership, mission, how it works & makes money

Keshun Waterproof Technology Co., Ltd., founded in 1996, has evolved from a domestic waterproofing specialist into a listed player (SZSE: 300737) with a market capitalization of about 5.61 billion CNY as of October 7, 2025, and 1.11 billion shares outstanding; the company-whose insiders hold 40.73% while institutions hold 9.61%-made industry headlines by naming a high-speed rail in 2018, participated in multiple railway projects through 2019, donated to anti-epidemic hospitals in 2020, formed a 2021 joint venture with Saint‑Gobain to boost tech capabilities, and in 2025 expanded its Dezhou coatings line by an annual 16,100 tons capacity (including 8,000 tons of polyurethane grouting materials); operating over ten production and R&D bases across China plus a Malaysia base, leveraging IoT and industrial big data with nearly 20,000 distribution outlets and ~3,748 employees, Keshun reported 2024 revenue of 6.83 billion CNY (a 14.04% decline), with waterproof coatings contributing 1.786 billion CNY (26.17% of revenue) and a coatings gross margin of 33.67% versus 19.23% for membranes, while an expanded Dezhou line is projected to add annual sales of 80.5 million CNY as the company pursues a 10 billion CNY revenue ambition and broader product diversification into coatings, seismic isolation, and eco-friendly technologies. }

Keshun Waterproof Technology Co.,Ltd. (300737.SZ): Intro

• Founded: 1996 - specialized in building waterproofing systems and materials.
• Listed: Traded on the Shenzhen Stock Exchange (ticker 300737.SZ).
• Core segments: waterproof membranes, polyurethane grouting materials, traffic tunnel systems, anti-seepage coatings and project contracting.

• Product sales: Waterproof membranes, liquid-applied membranes, coatings, polyurethane grouting materials sold to distributors, contractors and end-clients.
• Engineering & contracting: Turnkey waterproofing and anti-seepage projects for rail, tunnels, bridges, subways, commercial and residential developments - revenue from construction contracts and service guarantees.
• OEM and B2B sales: Supplying materials to other manufacturers, infrastructure contractors and chemical distributors.
• Licensing & technology partnerships: Joint ventures (e.g., with Saint‑Gobain) for co-developed materials and access to advanced formulations and channels.
• After-sales and maintenance: Long-term service agreements for waterproof systems and performance warranties.

• Manufacturing expansion (2025 Dezhou): +16,100 tonnes/year coating capacity; +8,000 tonnes/year polyurethane grouting materials.
• Project portfolio: Track record includes multiple high-speed rail and railway tunnel projects (notably during 2018-2019) that demonstrate capability in large-scale infrastructure waterproofing.
• R&D: Ongoing formulation development and testing capabilities, reinforced by strategic JV with an international materials group to accelerate product upgrades and regulatory compliance for export markets.

• Publicly listed entity on Shenzhen Stock Exchange (300737.SZ) with a mix of institutional investors, management/founder holdings and retail free float.
• Strategic partner involvement: The 2021 joint venture with Saint‑Gobain implies an industrial/strategic tie that can include equity, technology-sharing or project collaboration (details per company filings).
• Corporate governance: Standard board and supervisory structure for a Chinese listed company; financial and operational disclosures made in periodic filings to SZSE.

• Revenue drivers: Product mix (materials vs. contracting) influences margins - product sales typically yield higher gross margins; contracting provides scale but recognized over project schedules.
• Capital investment: Recent capacity expansion (2025) indicates capital expenditure to capture demand for polyurethane grouting and coatings-expect depreciation and incremental working capital needs during ramp-up years.
• Risk factors: Commodity input volatility (polymers, solvents), project execution risk on large infrastructure contracts, and exposure to cyclical construction demand.

Keshun Waterproof Technology Co.,Ltd. (300737.SZ): History

• Founded as a specialized waterproofing manufacturer; scaled into national sales and R&D.
• Shifted toward higher-margin polymer technologies and technical service contracts in mid-growth phase.
• Listed on the Shenzhen Stock Exchange to fund capacity expansion, R&D and M&A.

Mission: Deliver durable, high-performance waterproofing systems that reduce lifecycle costs for buildings and infrastructure while advancing polymer and application technology.

• Core focus: product reliability, technical support for large projects, and sustainability in material formulations.
• Customer base: contractors, developers, municipal infrastructure projects and industrial clients.

How It Works

• R&D and formulation tailored to climate and substrate requirements.
• Manufacturing of membranes, coatings and accessories at captive plants.
• Distribution through direct sales, dealer networks and project bidding.
• Technical-support teams provide specification, installation training and warranty services.

How It Makes Money

• Product sales: membranes, liquid coatings and ancillary materials - recurring revenue tied to construction cycles.
• Project and EPC contracts: higher-margin, lump-sum works for large infrastructure and building projects.
• Technical & warranty services: installation training, inspection and extended warranties for additional fees.
• Value-added services: formulation customization, testing and certification for specialty applications.

For investor-focused detail and shareholder composition analysis see: Exploring Keshun Waterproof Technology Co.,Ltd. Investor Profile: Who's Buying and Why?

Keshun Waterproof Technology Co.,Ltd. (300737.SZ): Ownership Structure

• Mission and Values: Safeguard wonderful life with lasting buildings; Create and share with long-term counterparts.
• Strategic ambition: Become an industry leader via innovation, high-quality products, and expanded service offerings (design, coating systems, maintenance solutions).
• ESG focus: Development of eco-friendly products (e.g., self-cleaning nano-coatings) and corporate social responsibility exemplified by pandemic-era donations to anti-epidemic hospital construction.

• Product sales: Waterproof membranes, coating systems, adhesives, repair mortars, and functional nano-coatings sold to contractors, developers, and distributors.
• Project services: Turnkey waterproofing solutions, technical consulting, and long-term maintenance contracts for civil and municipal projects.
• R&D-driven premiumization: Higher-margin specialty products (nano-coatings, green formulations) and proprietary systems licensed to partners.
• Channel expansion: Direct sales to large construction groups plus an expanding dealer/distributor network for smaller projects.

• Public listing: A-share listed on Shenzhen Stock Exchange (300737.SZ).
• Major shareholders: Combination of founding management, institutional investors, and strategic shareholders (construction-material distributors and industry partners) holding the largest blocks; free float includes retail investors typical of mid-cap Chinese manufacturing names.
• Board and governance: Professional board with technical and industry-experience directors, emphasis on R&D committees to drive product innovation and sustainability adoption.

• Integrated offering: One-stop civil building-material solutions combining waterproofing, coatings, and services.
• Product innovation: Proprietary nano-coatings and green formulations designed to meet tightening regulatory and environmental standards.
• Project track record: Supply and service capability for large municipal and commercial projects, with certifications and long-term maintenance contracts that smooth revenue volatility.

Keshun Waterproof Technology Co.,Ltd. (300737.SZ): Mission and Values

• Manufacturing & R&D footprint: Operates over ten production and R&D bases across China located to cover the country's major economic belts, enabling regional supply responsiveness and localized product adaptation.
• Technology-driven production management: Utilizes advanced information systems, Internet of Things (IoT) sensors, and industrial big data platforms for real-time process monitoring, predictive maintenance, and equipment management to raise yield and reduce downtime.
• Distributed remote operations: Has established a distributed remote operation management system to coordinate production, quality control, and logistics across multiple sites, improving efficiency and centralized oversight.
• Extensive market reach: Maintains nearly 20,000 distribution and service outlets nationwide, enabling rapid delivery, local technical support, and broad customer access.
• Skilled workforce: Employs approximately 3,748 people across manufacturing, R&D, sales, and service functions.
• Industry recognition: Ranked among the top 100 listed building materials companies globally, reflecting scale, product breadth, and market influence.

• Product sales: Revenue from sales of waterproofing membranes, coatings, sealants, and related accessories to construction contractors, developers, and distributors.
• Project services: Income from design, specification, technical consultation, and installation services for infrastructure, commercial, and residential projects.
• OEM and B2B supply: Supplying materials to large contractors, state-led infrastructure projects, and building materials integrators under long-term purchase agreements.
• After-sales and maintenance: Recurring revenue from warranties, maintenance contracts, and remediation services for installed waterproofing systems.
• Technology & licensing: Monetization of proprietary formulations, production processes, and quality-control systems via licensing or partnerships with regional manufacturers.

• Scale and regional production: Multiple bases shorten lead times and lower logistics costs for major economic belts, improving gross margins on regional projects.
• Digital manufacturing: IoT and industrial big data reduce unplanned stoppages and enhance yield rates, lowering unit production costs.
• Remote operation management: Centralized control over distributed sites enables quicker roll-out of process improvements and consistent quality across facilities.
• Extensive distribution network: Nearly 20,000 outlets create high market penetration, support rapid commercial rollouts, and reduce customer acquisition costs in fragmented construction markets.
• Service-led differentiation: On-site technical teams and project services increase wallet share per project and create recurring revenue from maintenance and warranty work.

Keshun Waterproof Technology Co.,Ltd. (300737.SZ): How It Works

• Primary revenue drivers: waterproofing membranes, waterproof coatings, ancillary construction materials and project sales.
• Sales channels: direct B2B contracts with contractors and developers, distribution network, and project-specified procurement.
• Production footprint: multiple plants with targeted high-value lines (e.g., Dezhou new coatings line).

• Sale of waterproof membranes (roll-type bitumen, polymer-modified, and composite membranes) - large-volume, lower-margin business.
• Sale of waterproof coatings (liquid-applied, polymer and specialty formulations) - higher gross margin and growing strategic focus.
• Construction materials and system integration for waterproofing projects (ancillaries, adhesives, primers, accessories).
• Project services and specification-driven orders for infrastructure, commercial and residential projects.

• R&D and formulation: internal product development for enhanced adhesion, durability and specialty applications to support premium pricing in coatings.
• Manufacturing economies: large membrane roll production for scale; modular coatings lines for product variety and quicker new-product ramp-up.
• Channel strategy: mix of direct project bids for large infrastructure contracts plus distributor/dealer networks for construction trade.
• Margin management: shift toward higher-margin coatings and specialty products to improve blended gross margin (coatings: 33.67% vs membranes: 19.23%).

• Product mix shift - increasing share of high-value coatings to lift profitability.
• Capacity additions - new Dezhou line expected to add ~80.5 million CNY annual sales.
• Cross-selling - bundling membranes, coatings and accessory systems for integrated project contracts.
• Brand & specification penetration - targeting architect/engineer specifications in major projects to secure longer-term supply agreements.

Keshun Waterproof Technology Co.,Ltd. (300737.SZ): How It Makes Money

• Core product lines: waterproof membranes, cementitious coatings, polymer-based coatings, and sealants sold to developers, contractors and distributors.
• Adjacencies expanding revenue: seismic isolation products, construction materials and specialty coatings (including self-cleaning nano-coatings).
• Service & project contracting: turnkey waterproofing for large infrastructure, residential and commercial projects, including long-term warranty and maintenance contracts.
• Technology licensing & OEM: licensing proprietary formulas and supplying production inputs to partners in Southeast Asia, leveraging new production base in Malaysia.

• Keshun is a leading provider of building waterproofing solutions in China with a significant domestic market share and strong distribution across tier‑1 to tier‑3 cities.
• The firm is actively expanding its portfolio into coatings, seismic isolation products and broader construction materials to capture higher-value and recurring-revenue segments.
• R&D focus: strengthening technological leadership via its academician workstation and increased R&D投入 aimed at moving from commodity products to higher-margin proprietary technologies.
• Global expansion: establishing manufacturing capacity in Malaysia to serve Southeast Asia and reduce logistics/cost exposure while targeting export growth.
• Environmental commitment: developing eco-friendly, low-VOC and self-cleaning nano-coatings consistent with tighter regulatory and green-building trends.
• Ambitious growth target: management aims to achieve a revenue goal of 10 billion CNY over its strategic horizon, driven by product diversification, international expansion, and tech-enabled premium offerings.