A factory fire in Chirk prompted a major emergency response and the evacuation of staff.
The incident took place on Station Avenue in Chirk at the Mondelez International facility.
North Wales Fire Service confirmed four fire crews were at the scene.
A fire service spokesperson said: "We’re currently in attendance at a fire in a factory on Station Avenue, Chirk.
"Four crews are currently at the scene and staff have been evacuated from the building."
North Wales Police also attended.
A police spokesperson said: "We were called at 11.07am and remain assisting the fire service."
The fire involved a roaster unit at the Mondelez site.
A spokesperson for Mondelez International said: "A safety incident occurred at our Chirk site this morning relating to a roaster.
"The emergency services attended and quickly brought the situation under control.
"All of our employees are safe, with a small number of individuals receiving medical attention on site for minor injuries.
"The safety and wellbeing of our employees is our primary concern.
"We will continue to provide our full support to the emergency services and authorities whilst they are on site and with their ongoing investigation."
The Welsh Ambulance Service confirmed it also attended.
A spokesperson said: "We were called shortly before 11am to an incident at a factory on Station Avenue, Chirk.
"We sent one ambulance to the scene, where the crew were supported by a senior paramedic, a Cymru high acuity response unit paramedic, and an operations manager."
No casualties were taken to hospital.
Chirk South councillor Terry Evans said: "I’ve just seen two fire appliances racing to the factory at around 11am, and I believe there may have been more responding.
"I’ve also seen a post on social media from an employee confirming that everyone is safe, which is a massive relief."
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Witnesses in the area reported hearing loud booms coming from the factory when the incident began.
Traffic services reported that Station Avenue was partially blocked due to the fire, but said that traffic was coping well.
Transport for Wales also confirmed that trains running through Chirk station were not impacted.
