With the rising competitiveness between smartphone brands, smartphone manufacturers now giving away some of their smartphones as a prize for a specific contest. However, Samsung ISOCELL is now giving away Huawei Nova 4e as a gift of a lucky draw contest. Here’s why. 
The reason as revealed on the comments from Weibo pretty much is the explanation we need. Samsung ISOCELL is giving away Huawei Nova 4e because it features the Samsung ISOCELL image sensor on their camera.
Besides, there are more devices using Samsung ISOCELL sensors for their camera apart from Samsung & Huawei.
Source : 微博
