The Zhitong Finance App learned that on October 13, 2026, Jiantao Laminated Board (01888), SMIC (00981), and Changfei Optical Fiber Cable (06869) ranked in the top 3 of Shanghai-Hong Kong Stock Connect (southbound) turnover, with turnover of 2,088 billion yuan, 1,657 billion yuan, and 1,622 billion yuan respectively; CNOOC (00883), SMIC (00981), and Kingsley Biotech 1000 (01548) ranked in the top 3 turnover positions of Shenzhen-Hong Kong Stock Connect (Southbound) $1,104 billion and 10.87, respectively 100 million yuan, 10.53 billion yuan.

Shanghai Hong Kong Stock Connect (Southbound) Top Ten Active Trading Companies

Company name	Transaction amount	Net purchase amount
Jiantao laminate board (01888)	$20.88 billion	+1.98 billion yuan
SMIC (00981)	$16.57 billion	-$3.99 billion
Changfei optical fiber cable (06869)	$16.22 billion	-1.76 billion yuan
Cambridge Technology (06166)	$13.74 billion	+2.62 billion
CNOOC (00883)	$11.91 billion	+4.97 billion yuan
Genealogy (02513)	$11.56 billion	-1.18 billion
Tencent Holdings (00700)	$11.38 billion	-1.14 billion
Huahong Hongli (01347)	9.97 billion	+395.66 million yuan
Xiaomi Group-W (01810)	9.94 billion	-410.01 million yuan
Alibaba-W (09988)	$9.59 billion	+1399.4 million yuan

Shenzhen-Hong Kong Stock Connect (Southbound) Top Ten Active Trading Companies

Company name	Transaction amount	Net purchase amount
CNOOC (00883)	$11.04 billion	-6.44 billion yuan
SMIC (00981)	$10.87 billion	-5.77 million yuan
Kingsley Biotech - 1000 (01548)	$10.53 billion	-$2.29 billion
Tencent Holdings (00700)	$8.06 billion	+9493.49 million yuan
Huahong Hongli (01347)	$7.69 billion	-3.42 billion yuan
Jiantao laminate board (01888)	$7.49 billion	-2534.31 million yuan
Changfei optical fiber cable (06869)	6.88 billion yuan	-2.53 billion
Alibaba-W (09988)	$6.61 billion	-189.733 million yuan
Pharmaceutical Biology (02269)	$6.14 billion	-$2.52 billion
Xiaomi Group-W (01810)	$5.62 billion	-42.04.78 million yuan

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