Treat the introduction as arousal management first
A Belgian Malinois brings intensity to everything, and a new dog is no exception. This breed fixates quickly, escalates quickly, and reads stillness in another dog as a challenge more readily than most. Many Malinois are also more interested in their handler and their work than in other dogs, which is an advantage if you protect it: the goal of the introduction is a Malinois who can exist near the new dog with the same neutral focus it gives a distraction in training. Rushing to a friendly greeting risks rehearsing exactly the lunging, barking arousal you do not want, so structure replaces socialising as the priority for the first several meetings.
Begin at a distance where your Malinois can still think
Set up on neutral ground with a gap large enough that your dog notices the other dog, looks, and can immediately reorient to you for a reward; with this breed that may be the full width of a field at first. Work the behaviours your Malinois already knows at that distance: heelwork, hand touches, look-aways paid generously. Movement helps, so walk parallel lines rather than standing still while arousal accumulates. Only shrink the distance across sessions when the previous distance produced boredom, loose body language, and instant responses to cues. A Malinois who is vocalising, hard-staring, or pulling to close the gap is telling you the current distance is already too small, whatever the other dog is doing.
Let contact be brief, side-on, and always followed by leaving
When proximity work is genuinely calm, allow a passing contact of a few seconds as the dogs walk by each other on a curve, never a head-on meeting where both dogs walk straight into each other's faces. Reward your Malinois heavily for turning away afterwards; disengagement is the behaviour that keeps future meetings safe. Keep leashes loose but managed, avoid letting the dogs circle each other into tangled lines, and do not progress to off-lead time until many on-lead meetings have stayed dull. If your dog wears a muzzle for safety in close work, condition it separately at home first so the muzzle itself does not add stress to the meeting.
Choose the other dog and the setting with unusual care
The ideal first partner for a Malinois introduction is a socially fluent, unflappable adult dog who neither rushes in nor takes offence, handled by someone who will follow the same distance rules without improvising. Avoid dog parks, pet shop aisles, and anywhere off-lead dogs can charge into the setup, because a Malinois will respond to a rude approach at full speed and the rehearsal becomes a fight risk. Keep sessions short and end them during a calm stretch, then let your dog decompress afterwards with something undemanding. Adolescent Malinois deserve extra patience: the teenage version of this breed tests every boundary, and a mediocre introduction at that age is not a verdict on the adult dog.
Decide in advance what ends the session
Agree the stop signals before you start: a fixed stare that will not break on cue, hackles up with a stiff, forward body, growling, or either dog lunging means distance increases immediately and the meeting is over for the day, without one more try. On the positive side, soft eyes, a loose wagging tail carried at natural height, shake-offs, and a dog who keeps offering handler focus say the plan is working. Never punish the warning signals themselves; a Malinois whose growl is suppressed is a dog who may skip the warning next time. Because these introductions need a handler per dog plus someone free to watch and call decisions, in KinsLe Care Teams is a practical way to line up who is doing which job at each practice outing.