Excellent service means paying attention to details. Grom the small zip-lock bag to protect cell phones, to bibs to raincoat when departing during rain, it is no wonder that this chain is always ranked number one for service.
Otherwise, hotpot is hotpot. They have a good selection of sauces, everything is fresh and arrives quickly.
We were lucky that despite being a Saturday we did not have to wait as we arrived early for dinner (and had reserved). Being on Wangfujing, it is a convenient location for tourists.