Due1to1the1scaling1effect1

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The1levelized1cost1of1 energy1(LCOE)1has1dropped1 as1technology1has1evolved1 along1PV's1value1chain.1 Due1to1the1scaling1effect1 and1technical1reform,1the1 cost1of1units1and1system1 modules1has1been1falling.1 as1subsidy1fades，1china1 has1stepped1into1the1parity1 ere1of1pv1IN12020.1