Nanjing Hanrui Cobalt Co.,Ltd.: history, ownership, mission, how it works & makes money

Nanjing Hanrui Cobalt Co., Ltd. traces its roots to 1997 and has since transformed from a regional miner and refiner into a global cobalt powerhouse-reaching a production capacity of roughly 2,000 metric tons of pure cobalt metal equivalent by 2011 and, by 2024, reporting a record revenue of 5.95 billion yuan (up 24.25% year-on-year), while its market capitalization climbed to about 13.69 billion yuan by November 2025; today Hanrui spans the full cobalt value chain from ore sourcing (including DRC-linked supplies) through advanced extraction, refining and specialty powders, supplies roughly 40% of the Chinese cobalt materials market and counts major electronics and EV suppliers among its customers, has a 15,000-ton annual plant capacity tied to its April 2025 LME brand application for 'HANRUI,' and continues expanding operations across Japan, South Korea, Switzerland, Israel, India and the United States-read on to explore how its ownership, mission, technologies and diversified product mix drive profitability and global positioning

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ): Intro

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ) is a China-based integrated cobalt and copper materials producer focused on extraction, refining, downstream chemical products and battery-grade materials for the global electrification supply chain. Founded in 1997, the company has expanded from mining and smelting to large-scale production of cobalt powders, oxides and salts, global trading and toll-processing services.

History

• 1997 - Company established, specializing in extraction and refining of cobalt and copper ores.
• 2002 - Expanded into production and sale of cobalt powder, cobalt tetroxide and cobalt salts.
• 2011 - Achieved production capacity of ~2,000 metric tons (MT) of pure cobalt metal content.
• 2020 - Ranked as the third-largest cobalt powder producer globally and the largest in China (Frost & Sullivan).
• 2024 - Reported record-high revenue of ¥5.95 billion, a 24.25% increase year-on-year.
• April 2025 - Applied to list its cobalt brand "HANRUI" on the London Metal Exchange; annual plant capacity cited at 15,000 MT.
• As of December 2025 - Operating presence expanded across Japan, South Korea, Switzerland, Israel, India and the United States.

Key operational footprint

• Core manufacturing: cobalt powder, cobalt tetroxide (Co3O4), cobalt salts, refined cobalt metal, copper products.
• Downstream focus: battery-grade precursors and materials for lithium-ion cells.
• International business: sales, technical partnerships and tolling services in multiple global markets.

Ownership & Corporate Structure

• Publicly listed on the Shenzhen Stock Exchange: ticker 300618.SZ.
• Corporate activities include in-house production, tolling for third parties, international trading and branded product initiatives (e.g., HANRUI).
• Capital allocation priorities in recent years: capacity expansion (to battery-grade volumes), vertical integration and overseas market penetration.

Mission & Strategic Objectives

• Mission: supply high-purity cobalt and copper materials to support global electrification and advanced industrial applications.
• Strategic aims: scale battery-grade output, secure upstream raw-material streams, broaden branded products and gain market recognition via LME listing.
• Value proposition: integrated supply (ore-to-precursor), quality control for battery customers, global logistics and branded commodity identity (HANRUI).

How It Works - Operations & Technology

• Upstream: ore sourcing and smelting/refining to produce intermediate cobalt/copper concentrates.
• Hydrometallurgy and pyrometallurgy processes to produce cobalt salts, cobalt tetroxide, cobalt powder and refined cobalt metal.
• Downstream conversion to battery-grade precursors and chemical intermediates for cathode manufacturers.
• Quality controls: laboratory testing, purity specification for battery applications, traceability and product certification for export markets.

How It Makes Money - Revenue Streams

• Product sales: cobalt powder, Co3O4, cobalt salts, refined cobalt, copper products - primary revenue driver.
• Battery-materials: higher-margin battery-grade precursors sold to cathode and cell makers.
• Toll-processing and contract manufacturing for third parties (fee-based revenue).
• Trading and distribution: international sales channels and price arbitrage across regions.
• Branded commodity initiatives (HANRUI) aiming to capture premium pricing and market share via exchange-listing recognition.

Relevant investor reading: Exploring Nanjing Hanrui Cobalt Co.,Ltd. Investor Profile: Who's Buying and Why?

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ): History

• Listed on the Shenzhen Stock Exchange under ticker 300618.SZ.
• Founder and CEO Liang Jie is the largest individual shareholder, holding a significant stake that aligns management incentives with shareholders.
• Shareholder base includes institutional investors, retail investors, and company insiders, providing capital depth and market liquidity.
• As of November 2025 market capitalization stood at ≈13.69 billion yuan, a 15.65% increase year-over-year.

• Raw material sourcing and cobalt processing - turning mined cobalt into refined intermediates sold to material manufacturers.
• Cathode active material (CAM) production - high-value products supplied to battery makers for EVs and energy storage.
• Technical services and R&D - licensing, process optimization, and custom material formulations for strategic customers.
• Vertical integration and strategic partnerships - securing upstream feedstock and improving margin capture across the value chain.

• Institutional and insider ownership provides capital stability for plant expansion and R&D investment.
• Founder-led governance supports long-term industrial strategy and faster decision-making on capacity and technology deployment.
• Financial profile (2024 revenue 5.95 billion yuan; net profit 201.62 million yuan) indicates operational scale with room for margin improvement via upstream integration and product mix shift toward high-NCM CAMs.

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ): Ownership Structure

• Commitment to sustainable development and responsible mining practices to reduce environmental impact and manage tailings, emissions and water use.
• Ongoing investment in R&D and technology to improve product quality, process efficiency and circular recovery of cobalt from waste streams.
• Global partnerships to secure feedstock and to supply cobalt intermediates to international battery and materials manufacturers.
• Corporate governance emphasizing transparency and compliance with international standards and export controls.
• Focus on creating long‑term value for employees, customers and shareholders through profitable, sustainable operations.

• Feedstock sourcing: Secures cobalt concentrates, hydroxides and recycled material from domestic and international suppliers.
• Processing: Produces cobalt sulfate, cobalt chloride, cobalt metal intermediates and chemical precursors for lithium-ion battery cathodes and industrial uses.
• Sales channels: Sells to battery makers, cathode material producers, chemical companies and traders both in China and overseas.
• Vertical integration and recycling: Captures value by integrating refining, chemical synthesis and some recovery/recycling services to improve margins and reduce raw material exposure.

• Listed entity structure: As a Shenzhen‑listed company (300618.SZ), governance includes a board of directors, independent directors and a supervisory board in line with Chinese listed company norms.
• Major shareholders: The company's largest shareholders typically include founding corporate investors, group affiliates and institutional investors; free float on the Shenzhen exchange provides liquidity.
• Transparency & compliance: Publishes periodic financial reports, corporate announcements and ESG disclosures in accordance with exchange rules.

• Product mix: Emphasis on battery‑grade cobalt salts (sulfate, chloride) and intermediates used in NCM/NCA cathodes and other industrial applications.
• Industry drivers: Demand for cobalt for lithium‑ion batteries remains tied to EV and energy storage deployment; supply dynamics influenced by production in DRC, refining capacity and recycling.
• Margin levers: Feedstock sourcing costs, product mix (higher value battery‑grade vs industrial cobalt), and recovery/recycling efficiency determine gross margins.

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ): Mission and Values

• Core mission: secure, high‑quality cobalt supply for global new‑energy and industrial markets through vertical integration and technology innovation.
• Values: safety & compliance, supply stability, sustainable sourcing, technological R&D, customer partnership, and environmental responsibility.
• Strategic objectives: expand high‑margin refined products (powders, sulfates, hydroxides), increase overseas marketing and JV activity, and develop next‑generation cathode materials and specialty cobalt compounds.

• Secures cobalt ore and intermediates from mining companies and trading partners globally, including significant sourcing exposure to the Democratic Republic of Congo to ensure feedstock diversity and volume.
• Maintains long‑term supply agreements and spot procurement to balance cost and reliability.

• Operates hydrometallurgical and pyrometallurgical facilities to convert ore and mixed hydroxides into refined products: cobalt hydroxide, cobalt sulfate, cobalt metal powder and other specialty compounds.
• Uses advanced purification, solvent extraction and precipitation technologies to meet battery‑grade and industrial specifications.

• Production facilities concentrated in Jiangsu Province to leverage industrial infrastructure and lower inland logistics costs.
• Export and trading offices and processing partners in Japan, South Korea, Switzerland, Israel, India and the United States to support downstream sales, technical service and international compliance.

• Cobalt hydroxide and precursors - for cathode active material production in lithium‑ion batteries.
• Cobalt sulfate - battery‑grade electrolyte/cathode precursor for EV and energy storage markets.
• Cobalt metal powder and compounds - for catalysts, superalloys, pigments, and specialty industrial applications.
• New materials & new energy products - ongoing R&D into cathode active materials, nickel‑rich formulations, and cobalt‑bearing advanced materials.

• Estimated annual production capacities (2023): cobalt hydroxide ~45,000 t, cobalt sulfate ~30,000 t, cobalt metal/powder ~5,000 t.
• Supply mix: long‑term contracts plus spot purchases; DRC‑sourced ore constitutes a material portion of inbound feedstock (estimated ~35-45% exposure depending on year and procurement strategy).

• Sales of refined cobalt products (hydroxide, sulfate, metal powders) to battery manufacturers, chemical firms and specialty industrial users - primary revenue driver.
• Trading and logistics services - margins on commodity trading, hedging and international distribution.
• Value‑added processing and tolling arrangements - fees and margins for custom processing for third parties.
• R&D and licensing of new materials - emerging revenue from advanced cathode materials and partnerships with OEMs and battery makers.

• Subsidiaries, sales offices and partner relationships in Japan, South Korea, Switzerland, Israel, India and the United States provide market access, technical support and downstream customer relationships.
• Partnerships with mining firms and traders to secure ore and intermediates; cooperation with domestic and foreign battery makers to supply battery‑grade cathode precursors.

• Focus on environmental and regulatory compliance across mining and refining operations, with investments in tailings management, wastewater treatment and emission controls.
• Supply‑chain risk mitigations include diversified sourcing, inventory buffers and long‑term purchase agreements to manage price volatility and geopolitical risk.

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ): How It Works

• Founded in Nanjing, Jiangsu Province, Hanrui Cobalt grew from a local cobalt-processing enterprise to a vertically integrated materials manufacturer focused on cobalt, copper and new energy materials.
• Listed on the Shenzhen Stock Exchange (300618.SZ), the company has expanded through capacity additions, downstream product development and selective overseas resource integrations.
• Ownership structure: publicly traded with a mix of institutional investors, retail shareholders and strategic partners; major shareholders historically include company executives, related industrial investors and state-owned entities (shareholdings fluctuate with filings).

• Mission: to supply critical cobalt- and copper-based materials that enable electrification, aviation and advanced industrial applications while pursuing sustainable resource use.
• Vision: become a global leader in battery and specialty metal materials through technological innovation, global supply integration and product diversification.
• Core values: safety, quality, sustainability, innovation and customer-centricity. See more: Mission Statement, Vision, & Core Values (2026) of Nanjing Hanrui Cobalt Co.,Ltd.

• Raw material sourcing: procures cobalt ores, intermediates and copper feedstock via domestic suppliers and selective overseas agreements to secure upstream supplies.
• Processing and refining: hydrometallurgical and pyrometallurgical processes produce cobalt hydroxide, cobalt sulfate, cobalt powders and copper cathodes; integrated facilities include leaching, purification, precipitation and refining lines.
• Downstream productization: converts refined intermediates into battery-grade cobalt salts, cemented carbide powders, high-temperature alloy feedstocks and magnetic-material precursors.
• R&D and quality control: in-house labs optimize formulations for EV battery customers, aerospace alloys and electronic components to meet certification and performance demands.
• Sales & distribution: direct sales to battery manufacturers, carbide producers, alloy makers and distributors; exports to international battery and specialty-metal markets.

• Primary revenue from sale of cobalt products - cobalt hydroxide, cobalt sulfate and cobalt powders - used in lithium-ion batteries, cemented carbide and high-temperature alloys.
• Revenue from copper products, including copper cathodes, sold as raw material for wires, tubes and castings.
• Income from new-materials and new-energy product lines developed for EV battery supply chains and specialty industrial applications.
• Service and technology fees from customized material solutions and long-term supply contracts with industrial and battery manufacturers.
• Geographic and product diversification reduces single-market exposure and supports price and volume resilience.

• Raise market share in battery-grade cobalt salts as EV demand grows globally.
• Expand copper and new-energy product lines to capture downstream value and hedge cobalt cyclicality.
• Vertical integration to control input costs and improve margins through upstream access and in-house refining.
• Global expansion of sales channels and strategic partnerships to diversify customer base and enter higher-margin specialty material segments.

Nanjing Hanrui Cobalt Co.,Ltd. (300618.SZ): How It Makes Money

• Primary revenue streams: sale of cobalt powder, cobalt sulfate/intermediates for lithium-ion batteries, specialty cobalt-based alloys, and toll-processing/refining services.
• Channels: direct supply agreements with battery makers and electronics firms, commodity sales on metal exchanges, and branded product premiums (HANRUI).
• Clients include major OEMs and electronics firms such as Samsung, LG, Hitachi, and Toshiba.

• Scale advantage in high-purity cobalt powder production enabling lower unit costs and stronger margins.
• Branded product strategy (HANRUI) and LME listing to improve price discovery, liquidity, and global market access.
• Long-term supply contracts with large electronics and battery manufacturers securing steady demand and revenue visibility.
• R&D and new-materials development targeting high-value battery precursors and next‑generation energy products.
• Emphasis on responsible sourcing and sustainability to meet customer procurement requirements and command premium pricing.

• Position: dominant domestic producer with ~40% share of China's cobalt materials market and recognized as the third-largest cobalt powder producer worldwide.
• Expansion: LME listing bid (April 2025) and 15,000 MT branded capacity reflect a push for international footprint and standardized trading of HANRUI product.
• Growth drivers: continued electrification (EVs, ESS), R&D into new energy materials, and strategic partnerships with global OEMs.
• Competitive edge: integrated supply chain, scale, established global customers, and focus on sustainability and responsible sourcing.