Financial Performance - Revenue for the reporting period (1-6 months) was RMB 3,308,489,220.22, a 94.05% increase compared to the same period last year[16] - Net profit attributable to shareholders of the listed company was RMB 430,824,973.98, a 1,306.52% increase year-over-year[16] - Basic earnings per share (EPS) for the reporting period was RMB 0.328, a 1,326.09% increase compared to the same period last year[17] - Weighted average return on equity (ROE) was 11.76%, an increase of 10.86 percentage points year-over-year[17] - Total operating revenue for the first half of 2021 reached 3.30849 billion yuan, a year-on-year increase of 94.05%[27] - Net profit attributable to shareholders of the parent company was 430.82 million yuan, a year-on-year increase of 1306.52%[27] - Revenue from integrated circuits reached 1.12 billion yuan, a year-on-year increase of 108.19%[27] - Revenue from IPM modules exceeded 410 million yuan, a year-on-year increase of over 150%[27] - MEMS sensor product revenue exceeded 140 million yuan, a year-on-year increase of over 290%[28] - Revenue from discrete devices reached 1.709 billion yuan, a year-on-year increase of 85.64%[28] - IGBT product revenue exceeded 190 million yuan, a year-on-year increase of over 110%[28] - LED product revenue reached 294 million yuan, a year-on-year increase of 110.84%[28] - 8-inch chip production by Shilan Jixin reached 316,500 pieces, a year-on-year increase of 33.43%[28] - LED chip production by Shilan Mingxin achieved a comprehensive gross margin of 6.87%, significantly reducing losses[28] - Mini RGB chips and silver mirror chips have entered mass production, with a current monthly output of 50,000 4-inch chips, aiming to increase to 70,000 4-inch compound chips per month by the end of 2021[29] - The company produced 57,200 12-inch chips in the first half of 2021, with a target to reach 35,000 chips per month by the end of the year, and plans to expand to 60,000 12-inch wafers per month by Q4 2022[29] - The company's SiC power device pilot line was operational in Q2 2021[29] - The company ranks third in China's integrated circuit design industry with 1,378 publicly disclosed patents[29] - Revenue increased by 94.05% to 3,308,489,220.22 yuan compared to the same period last year[37] - R&D expenses increased by 55.09% to 254,040,447.10 yuan due to increased investment in R&D[37] - Accounts receivable increased by 34.41% to 1,597,293,619.58 yuan, reflecting expanded sales scale[40] - Construction in progress increased by 56.11% to 919,840,003.67 yuan, indicating significant capital expenditure[40] - Operating cash flow turned positive to 153,454,161.51 yuan, compared to a negative 73,251,809.79 yuan in the same period last year[37] - Investment cash flow decreased by 63.84% to -435,103,856.38 yuan due to increased spending on fixed assets and long-term assets[37] - The company's operating income increased by 94.32% year-on-year in the first half of 2021, with significant growth in revenue across all three major product categories[44] - The company's accounts receivable increased by 34.41% (RMB 408.92 million) compared to the beginning of the period, driven by an increase in sales scale[41] - The company's prepayments increased by 57.16% (RMB 9.52 million) compared to the beginning of the period, mainly due to an increase in prepayment settlements[41] - The company's construction in progress increased by 56.11% (RMB 330.61 million) compared to the beginning of the period, driven by increased investment in the 8-inch chip technology upgrade project and the special power module and power device packaging and testing production line project[41] - The company's accounts payable increased by 32.89% (RMB 258.19 million) compared to the beginning of the period, mainly due to increased procurement corresponding to sales growth[41] - The company's retained earnings increased by 35.51% (RMB 409.83 million) compared to the beginning of the period, driven by a significant increase in net profit[41] - The company's integrated circuit revenue increased by 108.19% year-on-year, with a gross margin increase of 13.42 percentage points[44] - The company's LED chip inventory decreased by 32.11% year-on-year, as the LED market improved and inventory turnover accelerated[46] - The company's 8-inch chip production increased by 33.43% year-on-year, with a corresponding increase in inventory due to higher output[46] - The company's top 5 customers accounted for 14.33% of total operating revenue, with sales totaling RMB 474.20 million[44] - The total cost for electronic components in the current period is RMB 2,159,707,886.81, representing a 63.36% increase compared to the same period last year[47] - Integrated circuits accounted for 31.79% of the total cost, with a year-on-year increase of 70.78%[47] - Discrete device products accounted for 53.46% of the total cost, with a year-on-year increase of 59.63%[47] - LED products accounted for 12.32% of the total cost, with a year-on-year increase of 61.22%[47] - The 8-inch chip production line Phase II project achieved a sales revenue of RMB 22,925.64 million and a net profit of RMB 4,069.62 million in the first half of 2021[52] - The MEMS sensor expansion project achieved a sales revenue of RMB 14,296.99 million and a net profit of RMB 2,900.97 million in the first half of 2021[52] - The company's procurement from the top five suppliers amounted to RMB 583.0771 million, accounting for 25.76% of the total operating costs[49] - The 8-inch chip production line project has completed 99% of its investment, totaling RMB 2,111,681,600[52] - The company's other non-current financial assets increased by RMB 16,281,847.94, reaching RMB 78,391,651.16 at the end of the period[53] - Hangzhou Silan Integrated Circuit Co., Ltd., a subsidiary, reported a net profit of RMB 55.11 million in the first half of 2021[54] - Total assets of the company amounted to 361.47 million yuan, with liabilities of 98.21 million yuan and net assets of 263.26 million yuan. Revenue for the first half of 2021 was 1,863.7 million yuan, with a net profit of 305.2 million yuan[55] - Hangzhou Silan Mingxin Technology Co., Ltd. reported total assets of 1,092.63 million yuan, liabilities of 436.57 million yuan, and a net loss of 12.37 million yuan for the first half of 2021[55] - Chengdu Silan Semiconductor Manufacturing Co., Ltd. had total assets of 1,215.29 million yuan, liabilities of 162.24 million yuan, and a net profit of 8.69 million yuan for the first half of 2021[55] - Chengdu Jijia Technology Co., Ltd. reported total assets of 856.12 million yuan, liabilities of 322.87 million yuan, and a net profit of 23.21 million yuan for the first half of 2021. The company approved an investment of 758.45 million yuan for a new project[55] - Hangzhou Silan Jixin Microelectronics Co., Ltd. reported total assets of 3,065.03 million yuan, liabilities of 1,521.87 million yuan, and a net loss of 14.85 million yuan for the first half of 2021. The 8-inch chip production line maintained high output levels, with product gross margin increasing to 18.35%[55] - Total operating revenue for the first half of 2021 reached RMB 3,308,489,220.22, a significant increase from RMB 1,704,924,822.31 in the same period last year[102] - Net profit attributable to the parent company's shareholders was RMB 430,824,973.98, compared to RMB 30,630,637.82 in the first half of 2020[103] - Total liabilities increased to RMB 3,115,369,119.42, up from RMB 2,808,559,476.86 in the previous period[101] - R&D expenses rose to RMB 254,040,447.10, a 55.1% increase from RMB 163,805,750.88 in the first half of 2020[102] - Basic earnings per share (EPS) for the first half of 2021 was RMB 0.328, compared to RMB 0.023 in the same period last year[104] - Total owner's equity increased to RMB 3,935,410,100.93, up from RMB 3,598,812,859.85 in the previous period[101] - Operating profit for the first half of 2021 was RMB 470,227,001.27, a significant improvement from a loss of RMB 30,765,562.02 in the same period last year[103] - Sales expenses increased to RMB 59,080,334.47, up 38.3% from RMB 42,714,381.60 in the first half of 2020[102] - Total comprehensive income for the first half of 2021 was RMB 421,582,570.16, compared to a loss of RMB 21,298,112.40 in the same period last year[103] - Interest expenses increased to RMB 90,286,578.99, up 16.5% from RMB 77,481,041.58 in the first half of 2020[102] - Revenue for the first half of 2021 reached 2,671,214,109.10 RMB, a significant increase from 1,304,225,422.70 RMB in the same period of 2020[105] - Net profit for the first half of 2021 was 356,690,510.55 RMB, compared to 71,257,950.33 RMB in the first half of 2020[105] - R&D expenses increased to 108,335,487.63 RMB in the first half of 2021, up from 68,149,595.84 RMB in the same period of 2020[105] - Operating cash flow for the first half of 2021 was 153,454,161.51 RMB, a significant improvement from -73,251,809.79 RMB in the first half of 2020[107] - Cash received from sales of goods and services in the first half of 2021 was 1,644,318,087.69 RMB, compared to 1,455,672,715.71 RMB in the same period of 2020[107] - Total comprehensive income for the first half of 2021 was 357,590,226.90 RMB, up from 71,257,950.33 RMB in the first half of 2020[106] - Cash and cash equivalents at the end of the first half of 2021 were 1,009,593,559.81 RMB, down from 1,149,113,952.11 RMB at the end of the first half of 2020[108] - Interest expenses for the first half of 2021 were 44,211,119.24 RMB, compared to 35,459,314.50 RMB in the same period of 2020[105] - Cash paid for employee compensation in the first half of 2021 was 661,808,234.99 RMB, up from 517,817,289.19 RMB in the first half of 2020[107] - Cash received from financing activities in the first half of 2021 was 1,621,000,000.00 RMB, compared to 1,786,615,296.98 RMB in the same period of 2020[108] - Operating cash flow increased significantly to RMB 1,914.93 million in the first half of 2021, compared to a negative RMB 86.67 million in the same period last year[109] - Sales revenue from goods and services reached RMB 1,384.64 million, a 77.3% increase from RMB 780.85 million in the first half of 2020[109] - Cash received from tax refunds decreased slightly to RMB 16.66 million from RMB 18.89 million year-over-year[109] - Cash paid for employee compensation increased by 37.7% to RMB 153.25 million compared to RMB 111.29 million in the previous year[109] - Investment cash outflow decreased to RMB 800.02 million from RMB 2,606.42 million in the first half of 2020[109] - The company's total owner's equity increased to RMB 4,907.81 million as of June 30, 2021, up from RMB 4,507.22 million at the end of 2020[114] - Undistributed profits grew by RMB 409.83 million to reach RMB 1,563.94 million in the first half of 2021[114] - Cash and cash equivalents at the end of the period stood at RMB 634.94 million, representing a 31.0% increase from the beginning of the year[109] - The company's comprehensive income for the period amounted to RMB 421.58 million[112] - Cash received from financing activities decreased to RMB 651.00 million from RMB 805.00 million in the same period last year[109] - Total owner's equity at the end of the period reached 4,513,603,882.91 yuan, an increase from the previous period[118] - Comprehensive income for the period was 31,090,157.64 yuan, with a decrease in minority interest of 52,388,270.04 yuan[116] - Owner's equity increased by 275,434,627.60 yuan during the period, driven by owner contributions and other factors[116] - Capital reserve increased by 10,556,583.77 yuan due to owner contributions[116] - Undistributed profits grew by 30,630,637.82 yuan, contributing to the overall equity increase[116] - Minority interest increased significantly by 233,787,886.19 yuan, reflecting changes in ownership structure[116] - Parent company's owner's equity at the end of the period was 3,935,410,100.93 yuan, up from 3,598,812,859.85 yuan at the beginning[120] - Parent company's comprehensive income for the period was 357,590,226.90 yuan, with a profit distribution of 20,992,985.82 yuan[120] - Parent company's undistributed profits increased by 335,697,524.73 yuan, driven by strong performance[120] - The company's total comprehensive income for the period amounted to RMB 71,257,950.33[122] - The company's total equity at the end of the period was RMB 3,545,475,795.94[122] - The company's registered capital is RMB 1,312,061,614.00, with 1,312,061,614 shares issued[123] - The company operates in the integrated circuit industry, focusing on the R&D, production, and sales of electronic components[123] - The company has 16 subsidiaries included in the consolidated financial statements[124] - The financial statements are prepared on a going concern basis, with no significant concerns about the company's ability to continue operations for the next 12 months[125] - The company follows specific accounting policies and estimates for financial instrument impairment, fixed asset depreciation, intangible asset amortization, internal R&D expenses, and revenue recognition[126] - The company's financial statements comply with Chinese Accounting Standards, accurately reflecting the company's financial position, operating results, and cash flows[127] - The company's operating cycle is short, with assets and liabilities classified based on a 12-month liquidity standard[128] - The company uses the RMB as its functional currency and follows specific accounting treatments for business combinations under common control and non-common control[129] - Financial assets are initially classified into three categories: (1) measured at amortized cost, (2) measured at fair value with changes in other comprehensive income, and (3) measured at fair value with changes in current profit or loss[133] - Financial liabilities are initially classified into four categories: (1) measured at fair value with changes in current profit or loss, (2) financial liabilities formed due to financial asset transfers not meeting derecognition conditions, (3) financial guarantee contracts and loan commitments below market rates, and (4) measured at amortized cost[133] - Financial assets and liabilities are initially measured at fair value, with transaction costs either expensed immediately or included in the initial recognition amount depending on the classification[133] - Financial assets measured at amortized cost are subsequently measured using the effective interest method, with gains or losses recognized in current profit or loss upon derecognition or impairment[133] - Debt instruments measured at fair value with changes in other comprehensive income have interest income, impairment losses, and exchange differences recognized in current profit or loss, while other gains or losses are recognized in other comprehensive income[133] - Equity instruments measured at fair value with changes in other comprehensive income have dividends recognized in current profit or loss, while other gains or losses are recognized in other comprehensive income[133] - Financial liabilities measured at fair value with changes in current profit or loss have gains or losses (excluding those from changes in the company's own credit risk) recognized in current profit or loss[133] - Financial liabilities from financial asset transfers not meeting derecognition conditions are measured according to relevant accounting standards[133] - Financial guarantee contracts and loan commitments below market rates are subsequently measured at the higher of the loss provision amount or the initial recognition amount minus cumulative amortization[133] - Financial liabilities measured at amortized cost are subsequently measured using the effective interest method, with gains or losses recognized in current profit or loss upon derecognition or amortization[133] -