行业景气观察：5月社零同比增幅扩大，集成电路产量同比增幅扩大

Group 1: Overall Economic Trends - In May, the total retail sales of consumer goods increased by 6.4% year-on-year, exceeding market expectations, indicating the continued effect of consumption expansion policies [1][13][20] - The cumulative retail sales from January to May reached 20.3171 trillion yuan, with a year-on-year growth rate of 5.0%, up from 4.7% in the previous period [1][13] - The growth in essential consumption categories improved, driven by holiday demand and promotional activities, with food and beverage retail sales showing significant increases [1][17][20] Group 2: Information Technology Sector - The Philadelphia Semiconductor Index and the Taiwan Semiconductor Industry Index both declined, while the DXI Index increased by 7.77% [1][23] - The price of DDR4 DRAM memory rose by 25.11% week-on-week, with the 8GB DDR4 DRAM priced at $4.28 [1][26] - The production of integrated circuits showed a rolling year-on-year increase, indicating a recovery in the semiconductor sector [1][23][26] Group 3: Manufacturing Sector - The production of industrial robots saw a rolling year-on-year increase, while sales of major engineering machinery companies mostly slowed down [1][3] - The price index for photovoltaic products decreased week-on-week, but the production of solar cells showed a rolling year-on-year increase [1][3][22] - The automotive production and sales growth rates have narrowed, indicating a potential slowdown in the automotive sector [1][3][22] Group 4: Consumer Demand - Retail sales in the home appliance sector continued to recover, driven by the "old-for-new" policy, with significant increases in sales of communication equipment [1][20] - The retail sales of gold and silver jewelry maintained a high growth rate, benefiting from demand for value preservation amid rising gold prices [1][21] - The average price of fresh milk and sugar has decreased, while the average price of live pigs has increased, reflecting mixed trends in agricultural products [1][3][21] Group 5: Resource Sector - The price of Brent crude oil increased, while the prices of various chemical products mostly rose, indicating a positive trend in the resource sector [1][22] - The inventory levels of industrial metals showed mixed trends, with most inventories declining, suggesting a tightening supply [1][22] - The national cement price index increased, reflecting a recovery in construction-related materials [1][22]