Analysis of information sources in references of the Wikipedia article "Khalchayan" in English language version.
The only thing that closely matches the artistic style of the imperial Qin terracotta warriors is the head of a painted pottery figure unearthed in Uzbekistan (...) The way of assembling the head and body for this Kushan figure of a warrior (possibly Saka) was the same as that employed for the Qin terracotta warriors, in that they were fabricated separately, and then the head was inserted into the trunk of the figure.
The only thing that closely matches the artistic style of the imperial Qin terracotta warriors is the head of a painted pottery figure unearthed in Uzbekistan (...) The way of assembling the head and body for this Kushan figure of a warrior (possibly Saka) was the same as that employed for the Qin terracotta warriors, in that they were fabricated separately, and then the head was inserted into the trunk of the figure.
The only thing that closely matches the artistic style of the imperial Qin terracotta warriors is the head of a painted pottery figure unearthed in Uzbekistan (...) The way of assembling the head and body for this Kushan figure of a warrior (possibly Saka) was the same as that employed for the Qin terracotta warriors, in that they were fabricated separately, and then the head was inserted into the trunk of the figure.