WorkVenture gives you an inside look at what it's like to work at Sunny Pack (1999) Co., Ltd., office & team photos, reviews and more. This is the Sunny Pack (1999) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Sunny Pack (1999) Co., Ltd..Apply to UpMedioApply to Siri DesignApply to mitsui&coApply to WorkVenture Technologies