C# - Smart Device Application not display Chinese text

private void Form1_Load(object sender, EventArgs e)
        {
            customersBindingSource = new BindingSource();
            List<customers> custList = new List<customers>();
            custList = Customers.GetAllCustomers();
            customersBindingSource.DataSource = custList;
            dataGrid1.DataSource = customersBindingSource;
            dataGrid1.TableStyles[0].GridColumnStyles[0].HeaderText = ResWMSPDA.Code_ZH;
            dataGrid1.TableStyles[0].GridColumnStyles[1].HeaderText =   ResWMSPDA.Name_ZH;
            dataGrid1.TableStyles[0].GridColumnStyles[2].HeaderText = ResWMSPDA.Address_ZH;
            dataGrid1.Dock = DockStyle.Fill;
        }
</customers></customers>

public class Customers
    {
        public string code { get; set; }
        public string name { get; set; }
        public string address { get; set; }

        public Customers(string code, string name, string address)
        {
            this.code = code;
            this.name = name;
            this.address = address;
        }

        public static List<customers> GetAllCustomers()
        {
            List<customers> tempCustomers = new List<customers>();
            Customers customer1 = new Customers("1","Customer 1","Address 1" );
            Customers customer2 = new Customers("2", "Customer 2", "Address 2");
            Customers customer3 = new Customers("3", "客户 3", "地址 3");
            Customers customer4 = new Customers("4", "客户 4", "地址 4");

            tempCustomers.Add(customer1);
            tempCustomers.Add(customer2);
            tempCustomers.Add(customer3);
            tempCustomers.Add(customer4);

            return tempCustomers;
        }
    }
</customers></customers></customers>