Midday Review: Shanghai Composite Index Down 0.71% in Morning Session; Storage Chip and Deep Sea Technology Concepts Rally Against the Trend

NightAirdropper · 2026-03-16T15:44:53+00:00

On March 16, the three major indices showed mixed performance, with the Shanghai Composite Index and Shenzhen Component Index both declining over 1%, with trading volume reaching 1.51 trillion yuan. Market momentum rotated weakly, with most individual stocks declining. Deep-sea technology, storage chip, and PCB concept stocks performed relatively strongly, while chemical and non-ferrous metals sectors weakened across the board. Ultimately, the Shanghai Composite Index fell 0.71%, the Shenzhen Component Index fell 0.7%, and the ChiNext Index rose slightly by 0.18%.

NightAirdropper

2026-03-16 15:44:53

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Everyday Economic News AI Express, March 16: The three major indices fluctuate differently. The Shanghai Composite Index and Shenzhen Component Index oscillated and adjusted in the morning session, both dropping over 1% during the day. The half-day trading volume for the Shanghai and Shenzhen markets was 1.51 trillion yuan, an increase of 20 billion compared to the previous trading day. Market hotspots showed weak rotation, with over 3,400 stocks declining across the entire market.

In terms of sectors, deep-sea technology concepts strengthened against the trend, with Oriental Ocean, Shenkai Shares, and Marine King hitting the daily limit. Storage chip concepts repeatedly active, with Byte Storage rising over 8% to hit a new all-time high, and Langke Technology hitting the 20CM limit. PCB concepts continued to rise, with Jinan Guoji hitting the daily limit, and Zhongying Technology and Ruifeng High Materials both rising over 10%. Computing power leasing concepts performed actively, with 26.com hitting the limit after a rebound. The chemical sector surged then fell back, with Jinzengda retreating after a break, Chitianhua repeatedly opening and closing, and Luxi Chemical touching the limit down. The non-ferrous metals sector collectively weakened, with Shanjin International, Huaxi Nonferrous, and others falling sharply.

By the close, the Shanghai Composite Index fell 0.71%, the Shenzhen Component Index dropped 0.7%, and the ChiNext Index rose 0.18%.

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