Cobalt salt prices hold weak on soft demand
Cobalt salt trading stayed thin as cheaper intermediates eroded cost support and LFP substitution curbed cobalt sulfate demand.
News
Mysteel
Mysteel is China's largest commodity market intelligence provider and its first IOSCO-compliant price reporting agency, known for first-hand market reporting. Commodity market reporting and analysis with particular emphasis on Chinese steel, iron ore and other bulk commodities, alongside developments in international markets.
Suggested promptsAsk Mysteel
Ask Mysteel
what it is best at.
Each prompt plays to something Mysteel covers better than anyone, and shows the report series it draws on. Copy it into ChatGPT, Claude or your own agent and the answer comes back cited to the report.
Prompt
Summarize today's moves in SHFE rebar and DCE iron ore futures, including spreads and what's driving them.
Mysteel assesses national rebar and HRC prices every working day and reports the SHFE close, mill price changes and traded volumes with them, so the agent can quote the day's moves and what drove them.
What it draws onMysteel report series
Daily steel market report
National rebar and HRC assessments, SHFE closes, mill price changes and traded volumes across the 237 trading houses Mysteel tracks.
Every working dayInternational steel market insights
Rebar and HRC price moves across Asian, Middle Eastern and African markets.
WeeklyWorks in ChatGPT, Claude, Microsoft Copilot, Grok and your own agent. No credit card to try.
In the index
Insights from Mysteel
What Mysteel covers on Bigdata.com, by company and topic. Updated Oct 2026.
Trade probes and duties target Chinese exports
The EU opened a PVC anti-dumping probe, South Africa set provisional duties on color-coated steel and Canada began a truck tire investigation.
Copper concentrate supply stays tight
Negative treatment charges, Escondida strike risk and high refined copper premiums reflect tight supply and pressure on smelters.
China rebar output and prices soften
Mysteel surveys showed weekly rebar output at multi-month lows in September, while spot and futures prices kept easing into October.
Setup guide
How to connect your agents to Mysteel
Add the Bigdata MCP server to ChatGPT, Claude, Microsoft Copilot, Grok or your own agent, then ask about Mysteel, with every answer cited.
1
Connect Bigdata.com to your assistant
Add Bigdata.com as a connector in Claude, ChatGPT, Microsoft Copilot or your own agent.
2
Ask in plain words
Ask your question the way you would ask a colleague. Your agent searches this source and cites every answer.
3
Check your access
Pay as you goPay as you go, metered by the tokens your agent uses. Connect through the Bigdata MCP server or API.
