Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Click for "last 6 years' i10 index". Also see: Universities Rankings 2024 (Sort by : Total i10 Index) and Universities Rankings 2024 (Sort by : Last 6 Years i10 Index)
* Total i10 Index Rankings
World Rank
2,329
Country Rank
27
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Lau WY](/user/assets/images/profile/no-profile-photo.png)
hepatobiliary surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
590
345
0.585
* Total i10 Index Rankings
World Rank
17,376
Country Rank
214
Institution Rank : 47
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![See Ching Chan](https://cdn.adscientificindex.com/pictures/ee/409908.jpg)
Liver transplantation
liver cancer
pancreatic cancer
bioethics of organ transplantation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
265
166
0.626
* Total i10 Index Rankings
World Rank
18,462
Country Rank
226
Institution Rank : 50
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Simon Law](https://cdn.adscientificindex.com/pictures/ef/409813.jpg)
Esophageal and Upper Gastrointestinal Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
258
157
0.609
* Total i10 Index Rankings
World Rank
23,101
Country Rank
277
Institution Rank : 66
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Enders Kwok Wai Ng](https://cdn.adscientificindex.com/pictures/6a/363050.jpg)
Surgery
Gastric Cancer
GIST
Nutrition
Endocrine Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
233
150
0.644
* Total i10 Index Rankings
World Rank
49,207
Country Rank
498
Institution Rank : 105
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Albert Chan](/user/assets/images/profile/no-profile-photo.png)
Hepatocellular carcinoma
liver transplantation
pancreatic surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
139
0.863
* Total i10 Index Rankings
World Rank
52,191
Country Rank
522
Institution Rank : 111
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Chok Siu Ho Kenneth](https://cdn.adscientificindex.com/pictures/50/339255.jpg)
liver transplantation
liver cancer
pancreatic cancer
laparoscopic surgery
robotic surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
128
0.821
* Total i10 Index Rankings
World Rank
57,800
Country Rank
555
Institution Rank : 123
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Kent-Man Chu 朱建民](https://cdn.adscientificindex.com/pictures/c9/360992.jpg)
Stomach cancer
gastrointestinal stromal tumour
peptic ulcer
upper GI surgery
endoscopy
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
148
78
0.527
* Total i10 Index Rankings
World Rank
123,771
Country Rank
1,004
Institution Rank : 227
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Kelvin K Ng](https://cdn.adscientificindex.com/pictures/44/360991.jpg)
Hepatobiliary and Pancreatic Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
67
0.720
* Total i10 Index Rankings
World Rank
202,669
Country Rank
1,456
Institution Rank : 387
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Wai Lun Law](/user/assets/images/profile/no-profile-photo.png)
Colorectal disease
Laparoscopic surgery
Rectal cancer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
38
0.585
* Total i10 Index Rankings
World Rank
256,024
Country Rank
1,717
Institution Rank : 439
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Wah Yang|Hua Yang, 杨华](https://cdn.adscientificindex.com/pictures/f3/430694.jpg)
Obesity
Bariatric Surgery
Metabolic Surgery
Obesity Surgery
Thyroid Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
51
0.962
* Total i10 Index Rankings
World Rank
349,962
Country Rank
2,161
Institution Rank : 534
![](https://cdn.adscientificindex.com/logos/11056.jpg)
![Hong Kong](/flags/hk.png)
![Tiffany Cho Lam Wong](/user/assets/images/profile/no-profile-photo.png)
liver transplant and hepatobiliary surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
31
0.775
* Total i10 Index Rankings
World Rank
385,542
Country Rank
2,318
Institution Rank : 480
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Chan Shannon Melissa](https://cdn.adscientificindex.com/pictures/4e/346168.jpg)
Minimally invasive gastrectomy
esophagectomy
robotic surgery
endoscopic ultrasound
interventional endoscopic ultrasound
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
33
0.917
* Total i10 Index Rankings
World Rank
603,315
Country Rank
3,206
Institution Rank : 645
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Mingjing Xu](/user/assets/images/profile/no-profile-photo.png)
Cancer Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
* Total i10 Index Rankings
World Rank
847,262
Country Rank
4,137
Institution Rank : 846
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Ho-Ming Chris Wong](https://cdn.adscientificindex.com/pictures/9e/4561834.jpg)
Surgery
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 Index Rankings
World Rank
880,029
Country Rank
4,248
Institution Rank : 873
![](https://cdn.adscientificindex.com/logos/1537.png)
![Hong Kong](/flags/hk.png)
![Fangxun Zhong](https://cdn.adscientificindex.com/pictures/9e/4570116.jpg)
Surgery autonomy
medical robotics
interactive robot control
learning-driven perception
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
2,329
![Hong Kong](/flags/hk.png)
27
![](https://cdn.adscientificindex.com/logos/1537.png)
6
Lau WY
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
590
345
0.585
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
17,376
![Hong Kong](/flags/hk.png)
214
![](https://cdn.adscientificindex.com/logos/11056.jpg)
47
See Ching Chan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
265
166
0.626
![](https://cdn.adscientificindex.com/logos/11056.jpg)
Liver transplantation
liver cancer
pancreatic cancer
bioethics of organ transplantation
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
18,462
![Hong Kong](/flags/hk.png)
226
![](https://cdn.adscientificindex.com/logos/11056.jpg)
50
Simon Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
258
157
0.609
![](https://cdn.adscientificindex.com/logos/11056.jpg)
Esophageal and Upper Gastrointestinal Surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
23,101
![Hong Kong](/flags/hk.png)
277
![](https://cdn.adscientificindex.com/logos/1537.png)
66
Enders Kwok Wai Ng
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
233
150
0.644
![](https://cdn.adscientificindex.com/logos/1537.png)
Surgery
Gastric Cancer
GIST
Nutrition
Endocrine Surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
49,207
![Hong Kong](/flags/hk.png)
498
![](https://cdn.adscientificindex.com/logos/11056.jpg)
105
Albert Chan
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
161
139
0.863
![](https://cdn.adscientificindex.com/logos/11056.jpg)
Hepatocellular carcinoma
liver transplantation
pancreatic surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
52,191
![Hong Kong](/flags/hk.png)
522
![](https://cdn.adscientificindex.com/logos/11056.jpg)
111
Chok Siu Ho Kenneth
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
156
128
0.821
![](https://cdn.adscientificindex.com/logos/11056.jpg)
liver transplantation
liver cancer
pancreatic cancer
laparoscopic surgery
robotic surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
57,800
![Hong Kong](/flags/hk.png)
555
![](https://cdn.adscientificindex.com/logos/11056.jpg)
123
Kent-Man Chu 朱建民
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
148
78
0.527
![](https://cdn.adscientificindex.com/logos/11056.jpg)
Stomach cancer
gastrointestinal stromal tumour
peptic ulcer
upper GI surgery
endoscopy
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
123,771
![Hong Kong](/flags/hk.png)
1,004
![](https://cdn.adscientificindex.com/logos/1537.png)
227
Kelvin K Ng
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
93
67
0.720
![](https://cdn.adscientificindex.com/logos/1537.png)
Hepatobiliary and Pancreatic Surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
202,669
![Hong Kong](/flags/hk.png)
1,456
![](https://cdn.adscientificindex.com/logos/11056.jpg)
387
Wai Lun Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
65
38
0.585
![](https://cdn.adscientificindex.com/logos/11056.jpg)
Colorectal disease
Laparoscopic surgery
Rectal cancer
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
256,024
![Hong Kong](/flags/hk.png)
1,717
![](https://cdn.adscientificindex.com/logos/11056.jpg)
439
Wah Yang|Hua Yang, 杨华
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
53
51
0.962
![](https://cdn.adscientificindex.com/logos/11056.jpg)
Obesity
Bariatric Surgery
Metabolic Surgery
Obesity Surgery
Thyroid Surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
349,962
![Hong Kong](/flags/hk.png)
2,161
![](https://cdn.adscientificindex.com/logos/11056.jpg)
534
Tiffany Cho Lam Wong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
40
31
0.775
![](https://cdn.adscientificindex.com/logos/11056.jpg)
liver transplant and hepatobiliary surgery
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
385,542
![Hong Kong](/flags/hk.png)
2,318
![](https://cdn.adscientificindex.com/logos/1537.png)
480
Chan Shannon Melissa
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
33
0.917
![](https://cdn.adscientificindex.com/logos/1537.png)
Minimally invasive gastrectomy
esophagectomy
robotic surgery
endoscopic ultrasound
interventional endoscopic ultrasound
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
603,315
![Hong Kong](/flags/hk.png)
3,206
![](https://cdn.adscientificindex.com/logos/1537.png)
645
Mingjing Xu
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
20
0.952
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
847,262
![Hong Kong](/flags/hk.png)
4,137
![](https://cdn.adscientificindex.com/logos/1537.png)
846
Ho-Ming Chris Wong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 Index Rankings
Rankings
![](/assets/images/world-icon.png)
880,029
![Hong Kong](/flags/hk.png)
4,248
![](https://cdn.adscientificindex.com/logos/1537.png)
873
Fangxun Zhong
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
10
0.909
![](https://cdn.adscientificindex.com/logos/1537.png)
Surgery autonomy
medical robotics
interactive robot control
learning-driven perception