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?The?downstream?is?mainly?the?various?application?fields?of?calcium?carbonate,?mainly?including?paper?making,?coatings,?construction,?metallurgy?and?so?on.

Figure?1?Calcium?carbonate?industry?chain

Since?2000,?due?to?the?gradual?increase?in?the?demand?for?calcium?carbonate?market?at?home?and?abroad,?and?the?gradual?increase?in?the?price?of?calcium?carbonate,?as?the?main?producing?area?of?calcium?carbonate?in?the?world,?the?domestic?production?of?calcium?carbonate?has?also?gradually?increased.?From?2017?to?2019,?with?the?introduction?of?various?policy?requirements?such?as?green?mines,?some?small?mining?enterprises?have?been?shut?down?for?rectification,?and?the?growth?rate?of?domestic?calcium?carbonate?production?has?slowed?down?year?by?year;?With?the?outbreak?of?the?novel?coronavirus?in?2020,?the?production?of?coatings,?plastics?and?paper?industries?has?declined?to?a?certain?extent,?and?the?production?scale?of?calcium?carbonate?has?also?declined?compared?with?that?before?the?epidemic.?By?2022,?the?total?output?of?domestic?calcium?carbonate?products?will?be?about?21.219?million?tons,?an?increase?of?6%?compared?with?2021,?but?it?has?not?yet?recovered?to?the?pre-epidemic?level,?and?the?compound?growth?rate?from?2018?to?2022?will?be?-0.8%.

With?the?continuous?improvement?of?domestic?environmental?protection?and?green?mine?requirements,?small?and?medium-sized?calcium?carbonate?production?enterprises?have?been?shut?down,?domestic?calcium?carbonate?production?capacity?will?gradually?concentrate?on?the?head?of?enterprises,?is?expected?in?the?next?5?years,?the?compound?growth?rate?of?domestic?calcium?carbonate?supply?scale?will?recover?to?about?2%,?is?expected?to?2027,?the?overall?domestic?calcium?carbonate?supply?scale?will?reach?about?23.428?million?tons.

Figure?2?Domestic?calcium?carbonate?production?and?forecast?(10,000?tons)?from?2018?to?2027

China?is?one?of?the?countries?with?abundant?limestone?resources?in?the?world,?and?it?is?also?the?country?with?the?largest?raw?calcium?carbonate?reserve?in?the?world.?With?the?gradual?increase?in?the?application?and?demand?of?calcium?carbonate?in?the?global?paper,?rubber,?paint?and?coatings?industries,?China?has?also?been?in?the?forefront?of?the?world?in?terms?of?calcium?carbonate?exports?in?recent?years.

Since?2018,?China's?calcium?carbonate?exports?have?remained?at?the?level?of?more?than?100,000?tons?per?year,?and?exports?in?2019?exceeded?120,000?tons,?which?is?the?largest?export?volume?in?recent?years.?From?2020?to?2021,?with?the?spread?of?the?global?novel?coronavirus?epidemic,?the?downstream?demand?has?decreased,?and?the?domestic?export?of?calcium?carbonate?has?declined,?but?it?has?recovered?to?a?certain?extent?in?2022,?and?the?annual?export?volume?of?calcium?carbonate?has?reached?107,000?tons?and?the?export?amount?has?exceeded?400?million?yuan.

In?recent?years,?China's?calcium?carbonate?imports?have?been?high,?showing?an?increasing?trend?year?by?year.?In?2020,?the?amount?of?domestic?imported?calcium?carbonate?will?exceed?50,000?tons;?By?2022,?it?will?reach?about?72,000?tons,?an?increase?of?30.6%?compared?with?2021?imports.?However,?the?amount?of?imported?calcium?carbonate?has?not?changed?much?in?recent?years,?the?growth?rate?is?limited,?and?the?amount?of?domestic?calcium?carbonate?imports?in?2022?is?135.578?million?yuan,?an?increase?of?about?15%,?lower?than?the?growth?rate?of?imports.