As of May 20, 9:56 AM, the three major A-share indices showed mixed performance, with the semiconductor equipment sector continuing its strong momentum, and the memory chip segment leading the market. The GTJA Allianz SSE STAR Chip Design Thematic ETF (588780) rose by 1.97%, with a turnover rate exceeding 9% during the session and a trading volume exceeding 100 million yuan, indicating active market trading; among heavyweight stocks, Cambrian Technology rose by 5.06%, Lanqi Technology rose by 4.81%, and Haiguang Information rose by 3.8%.
The GTJA Allianz Semiconductor ETF (512480) surged by 3.14%, with a trading volume exceeding 700 million yuan during the session. Among heavyweight stocks, Cambrian Technology rose by 4.61%, Haiguang Information rose by 3.72%, Northern Huachuang rose by 3.74%, SMIC rose by 5.87%, Zhaoyi Innovation rose by 8.87%, Lanqi Technology rose by 4.81%, Zhongwei Company rose by 1.94%, and Baiwei Storage rose by 1.11%.
As of the previous trading day, the GTJA Allianz SSE STAR Chip Design Thematic ETF (588780) had a one-month increase of 28.3%, a three-month increase of 27.46%, a six-month increase of 60.25%, and a one-year increase of 122.12%; the latest fund size reached 1.171 billion yuan, ranking first among ETFs tracking the same underlying index; the average daily trading volume over the past month was 266 million yuan, ranking first in its category.
As of the previous trading day, the GTJA Allianz Semiconductor ETF (512480) had a one-week increase of 5.23%, a one-month increase of 30.9%, a three-month increase of 28.76%, a six-month increase of 52.43%, and a one-year increase of 107.3%. Its past performance has been outstanding; the latest fund size reached 18.684 billion yuan, with an average daily trading volume of 1.827 billion yuan over the past month, indicating active trading and strong liquidity, capable of meeting investors' large transaction needs.
It is noteworthy that the GTJA Allianz Semiconductor ETF (512480) is currently the only ETF in the entire market tracking the CSI All Share Semiconductors &amp; Semiconductor Equipment, making it a rare asset.
On the news front, domestic memory chip &#34;dual champions&#34; are sprinting towards their IPOs on the STAR Market—following Changxin Technology's update of its prospectus, on May 19, Yangtze Memory Holdings Co., Ltd. completed the counseling filing registration with the Hubei Securities Regulatory Bureau, intending to publicly issue stocks and list for the first time, with CITIC Securities and CITIC Jianzhong Securities as the counseling brokers. According to market expectations, the company is expected to submit its listing application to the STAR Market as early as mid-June 2026, with an anticipated completion of listing by the end of 2026 to the first half of 2027.
The IPO process of Yangtze Memory has attracted significant market attention, as its wholly-owned subsidiary, Yangtze Memory Technology, made its debut on the Hurun Research Institute's &#34;2025 Global Unicorn List&#34; with a valuation of 160 billion yuan, ranking 9th among China's top ten unicorns and 21st globally, becoming the highest-valued new unicorn in the semiconductor industry.
Institutions predict that its market capitalization after listing could reach 500 billion to 800 billion yuan, potentially even hitting the trillion scale, forming a &#34;dual-engine drive&#34; pattern in the domestic memory industry alongside Changxin Storage (in the DRAM field)
Huatai Securities pointed out that there is a broad space for domestic semiconductor material localization in China, and leading enterprises are expected to benefit significantly. As chips develop towards multi-layer structures such as 3D NAND and HBM, advanced processes, and advanced packaging, the demand for semiconductor materials is expected to continue to grow in the future.
The GTJA Allianz SSE STAR Chip Design Thematic ETF (588780) has an elastic return with a 20% price fluctuation range, tracking an index that includes 50 leading enterprises in the STAR Market chip sector, with the chip design industry accounting for over 90%. It is rich in &#34;chip content,&#34; targeting high prosperity segments of the semiconductor industry and reflecting the trend of the core computing power sector. The GTJA Allianz SSE STAR Chip Design Thematic ETF (588780) is the earliest established and largest product among those tracking the same index.
In addition, the GTJA Allianz Semiconductor ETF (512480) has attracted significant market attention and is currently the only ETF tracking the CSI All Share Semiconductor Index, providing a more balanced layout of the entire Chinese semiconductor industry chain. Off-market connection (Class A: 007300; Class C: 007301).
Note: &#34;Earliest established, largest scale&#34; refers to the GTJA Allianz SSE STAR Chip Design Thematic ETF as of April 30, 2026, being the earliest established and largest product among all ETFs tracking the SSE STAR Market chip design thematic index

588780

512480

As of May 20, the three major A-share indices showed mixed performance, with the semiconductor equipment sector being strong and the storage chip direction leading the gains. The GTJA Allianz SSE STAR Chip Design Thematic ETF (588780) rose nearly 2%, with a transaction volume exceeding 100 million yuan, and a one-year increase of 122.12%; the GTJA Allianz CSI All Share Semiconductors & Semiconductor Equipment ETF (512480) surged 3%, with a transaction volume exceeding 700 million yuan, and a one-year increase of 107.3%. The "dual heroes" of domestic storage chips are sprinting towards their IPO on the STAR Market, with Yangtze Memory Technologies having completed the counseling filing registration

同壁财经

GTJA Allianz SSE STAR Chip Design Thematic ETF

GTJA Allianz CSI All Share Semiconductors & Semiconductor Equipment ETF

Cambricon

Montage Technology

Hygon Information Technology

NAURA

SMIC

GIGADEVICE

AMEC

Biwin

CITIC Securities Co., Ltd.

CITIC SEC

HTSC

MONTAGE TECH

SMIC HK SDR 5to1

Huatai Securities Co., Ltd. GDR Class A RegS

The "dual giants" enter the A-shares, a unicorn with a valuation of 100 billion joins the game! GTJA Allianz SSE STAR Chip Design Thematic ETF (588780) rose nearly 2%, with a turnover rate exceeding 9%, while GTJA Allianz CSI All Share Semiconductors & Semiconductor Equipment ETF (512480) surged 3%, with a transaction amount exceeding 700 million