Tshimanga smashed in a penalty on 16 minutes after Liam Mandeville was brought down in the box.
The striker then grabbed his second in the first minute of the second-half as he tapped home from George Carline’s assist.
The results means the Spireites have won all three of their matches this season and have not conceded a goal.
Here’s Liam Norcliffe’s player ratings from the game...
The results means the Spireites have won all three of their matches this season and have not conceded a goal.
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